dt/deps: bump kafkatest to latest of upstream

This is needed to reconcile dependencies between ducktape and kafkatest,
which before this were pointing to different versions of the `requests`
package.

Signed-off-by: Ivo Jimenez <ivo@redpanda.com>

tests/setup.py

@@ -20,7 +20,7 @@
         'falcon==3.1.3', 'psutil==5.9.0', 'numpy==1.22.3', 'pygal==3.0',
         'pytest==7.1.2', 'jump-consistent-hash==3.2.0',
         'azure-storage-blob==12.14.1',
-        'kafkatest@git+https://github.com/apache/kafka.git@3.2.0#egg=kafkatest&subdirectory=tests',
+        'kafkatest@git+https://github.com/apache/kafka.git@e146c7c9164c4e8817fe891ac9d7d1661889b2b4#egg=kafkatest&subdirectory=tests',
         'grpcio==1.57.0', 'grpcio-tools==1.57', 'grpcio-status==1.57.0',
         'cachetools==5.3.1', 'google-api-core==2.11.1', 'google-auth==2.22.0',
         'googleapis-common-protos==1.60.0', 'google.cloud.compute==1.14.0',