Too many DeprecationWarning in CI logs

[fyrestone]

../../../miniconda/envs/test/lib/python3.8/site-packages/pytest_asyncio/plugin.py:230
  /home/runner/miniconda/envs/test/lib/python3.8/site-packages/pytest_asyncio/plugin.py:230: DeprecationWarning: '@pytest.fixture' is applied to <fixture actor_pool, file=/home/runner/work/mars/mars/mars/services/scheduling/supervisor/tests/test_assigner.py, line=103> in 'legacy' mode, please replace it with '@pytest_asyncio.fixture' as a preparation for switching to 'strict' mode (or use 'auto' mode to seamlessly handle all these fixtures as asyncio-driven).
    warnings.warn(

../../../miniconda/envs/test/lib/python3.8/site-packages/pytest_asyncio/plugin.py:230
  /home/runner/miniconda/envs/test/lib/python3.8/site-packages/pytest_asyncio/plugin.py:230: DeprecationWarning: '@pytest.fixture' is applied to <fixture actor_pool, file=/home/runner/work/mars/mars/mars/services/scheduling/supervisor/tests/test_globalresource.py, line=26> in 'legacy' mode, please replace it with '@pytest_asyncio.fixture' as a preparation for switching to 'strict' mode (or use 'auto' mode to seamlessly handle all these fixtures as asyncio-driven).
    warnings.warn(

../../../miniconda/envs/test/lib/python3.8/site-packages/pytest_asyncio/plugin.py:230
  /home/runner/miniconda/envs/test/lib/python3.8/site-packages/pytest_asyncio/plugin.py:230: DeprecationWarning: '@pytest.fixture' is applied to <fixture actor_pool, file=/home/runner/work/mars/mars/mars/services/scheduling/supervisor/tests/test_manager.py, line=101> in 'legacy' mode, please replace it with '@pytest_asyncio.fixture' as a preparation for switching to 'strict' mode (or use 'auto' mode to seamlessly handle all these fixtures as asyncio-driven).
    warnings.warn(

../../../miniconda/envs/test/lib/python3.8/site-packages/pytest_asyncio/plugin.py:230
  /home/runner/miniconda/envs/test/lib/python3.8/site-packages/pytest_asyncio/plugin.py:230: DeprecationWarning: '@pytest.fixture' is applied to <fixture actor_pool, file=/home/runner/work/mars/mars/mars/services/scheduling/supervisor/tests/test_queue_balance.py, line=150> in 'legacy' mode, please replace it with '@pytest_asyncio.fixture' as a preparation for switching to 'strict' mode (or use 'auto' mode to seamlessly handle all these fixtures as asyncio-driven).
    warnings.warn(

../../../miniconda/envs/test/lib/python3.8/site-packages/pytest_asyncio/plugin.py:230
  /home/runner/miniconda/envs/test/lib/python3.8/site-packages/pytest_asyncio/plugin.py:230: DeprecationWarning: '@pytest.fixture' is applied to <fixture actor_pool, file=/home/runner/work/mars/mars/mars/services/scheduling/supervisor/tests/test_queueing.py, line=73> in 'legacy' mode, please replace it with '@pytest_asyncio.fixture' as a preparation for switching to 'strict' mode (or use 'auto' mode to seamlessly handle all these fixtures as asyncio-driven).
    warnings.warn(

../../../miniconda/envs/test/lib/python3.8/site-packages/pytest_asyncio/plugin.py:230
  /home/runner/miniconda/envs/test/lib/python3.8/site-packages/pytest_asyncio/plugin.py:230: DeprecationWarning: '@pytest.fixture' is applied to <fixture actor_pool, file=/home/runner/work/mars/mars/mars/services/scheduling/supervisor/tests/test_speculation.py, line=57> in 'legacy' mode, please replace it with '@pytest_asyncio.fixture' as a preparation for switching to 'strict' mode (or use 'auto' mode to seamlessly handle all these fixtures as asyncio-driven).
    warnings.warn(

../../../miniconda/envs/test/lib/python3.8/site-packages/pytest_asyncio/plugin.py:230
  /home/runner/miniconda/envs/test/lib/python3.8/site-packages/pytest_asyncio/plugin.py:230: DeprecationWarning: '@pytest.fixture' is applied to <fixture actor_pools, file=/home/runner/work/mars/mars/mars/services/scheduling/tests/test_service.py, line=92> in 'legacy' mode, please replace it with '@pytest_asyncio.fixture' as a preparation for switching to 'strict' mode (or use 'auto' mode to seamlessly handle all these fixtures as asyncio-driven).
    warnings.warn(

../../../miniconda/envs/test/lib/python3.8/site-packages/pytest_asyncio/plugin.py:230
  /home/runner/miniconda/envs/test/lib/python3.8/site-packages/pytest_asyncio/plugin.py:230: DeprecationWarning: '@pytest.fixture' is applied to <fixture actor_pool, file=/home/runner/work/mars/mars/mars/services/scheduling/worker/tests/test_execution.py, line=148> in 'legacy' mode, please replace it with '@pytest_asyncio.fixture' as a preparation for switching to 'strict' mode (or use 'auto' mode to seamlessly handle all these fixtures as asyncio-driven).
    warnings.warn(

../../../miniconda/envs/test/lib/python3.8/site-packages/pytest_asyncio/plugin.py:230
  /home/runner/miniconda/envs/test/lib/python3.8/site-packages/pytest_asyncio/plugin.py:230: DeprecationWarning: '@pytest.fixture' is applied to <fixture actor_pool, file=/home/runner/work/mars/mars/mars/services/scheduling/worker/tests/test_quota.py, line=39> in 'legacy' mode, please replace it with '@pytest_asyncio.fixture' as a preparation for switching to 'strict' mode (or use 'auto' mode to seamlessly handle all these fixtures as asyncio-driven).
    warnings.warn(

../../../miniconda/envs/test/lib/python3.8/site-packages/pytest_asyncio/plugin.py:230
  /home/runner/miniconda/envs/test/lib/python3.8/site-packages/pytest_asyncio/plugin.py:230: DeprecationWarning: '@pytest.fixture' is applied to <fixture actor_pool, file=/home/runner/work/mars/mars/mars/services/scheduling/worker/tests/test_workerslot.py, line=50> in 'legacy' mode, please replace it with '@pytest_asyncio.fixture' as a preparation for switching to 'strict' mode (or use 'auto' mode to seamlessly handle all these fixtures as asyncio-driven).
    warnings.warn(

../../../miniconda/envs/test/lib/python3.8/site-packages/pytest_asyncio/plugin.py:230
  /home/runner/miniconda/envs/test/lib/python3.8/site-packages/pytest_asyncio/plugin.py:230: DeprecationWarning: '@pytest.fixture' is applied to <fixture actor_pools, file=/home/runner/work/mars/mars/mars/services/storage/tests/test_service.py, line=34> in 'legacy' mode, please replace it with '@pytest_asyncio.fixture' as a preparation for switching to 'strict' mode (or use 'auto' mode to seamlessly handle all these fixtures as asyncio-driven).
    warnings.warn(

../../../miniconda/envs/test/lib/python3.8/site-packages/pytest_asyncio/plugin.py:230
  /home/runner/miniconda/envs/test/lib/python3.8/site-packages/pytest_asyncio/plugin.py:230: DeprecationWarning: '@pytest.fixture' is applied to <fixture actor_pools_with_gpu, file=/home/runner/work/mars/mars/mars/services/storage/tests/test_service.py, line=123> in 'legacy' mode, please replace it with '@pytest_asyncio.fixture' as a preparation for switching to 'strict' mode (or use 'auto' mode to seamlessly handle all these fixtures as asyncio-driven).
    warnings.warn(

../../../miniconda/envs/test/lib/python3.8/site-packages/pytest_asyncio/plugin.py:230
  /home/runner/miniconda/envs/test/lib/python3.8/site-packages/pytest_asyncio/plugin.py:230: DeprecationWarning: '@pytest.fixture' is applied to <fixture actor_pool, file=/home/runner/work/mars/mars/mars/services/storage/tests/test_spill.py, line=37> in 'legacy' mode, please replace it with '@pytest_asyncio.fixture' as a preparation for switching to 'strict' mode (or use 'auto' mode to seamlessly handle all these fixtures as asyncio-driven).
    warnings.warn(

../../../miniconda/envs/test/lib/python3.8/site-packages/pytest_asyncio/plugin.py:230
  /home/runner/miniconda/envs/test/lib/python3.8/site-packages/pytest_asyncio/plugin.py:230: DeprecationWarning: '@pytest.fixture' is applied to <fixture create_actors, file=/home/runner/work/mars/mars/mars/services/storage/tests/test_spill.py, line=74> in 'legacy' mode, please replace it with '@pytest_asyncio.fixture' as a preparation for switching to 'strict' mode (or use 'auto' mode to seamlessly handle all these fixtures as asyncio-driven).
    warnings.warn(

We should use @pytest_asyncio.fixture instead of @pytest.fixture for async fixtures.