test: update remaining python-* to use --gunzip #1913

Job	Run time
ci (kubernetes, ./tests/bin/ci.sh -e 'test(7.\|8.)\|python.*', ubuntu-latest)	1m 48s
ci (kubernetes, ./tests/bin/ci.sh -i 'test7.' -e 'test7(b.\|c.\|d.\|e.\|f.\|g.\|h.)', ubuntu-la...	7m 10s
ci (kubernetes, ./tests/bin/ci.sh -i 'test7(b.\|c.\|d.\|e.\|g.\|h.)', ubuntu-latest)	5m 41s
ci (kubernetes, ./tests/bin/ci.sh -i 'test7f.*', ubuntu-latest)	5m 0s
ci (kubernetes, ./tests/bin/ci.sh -i 'test8.*', ubuntu-latest)	2m 25s
ci (kubernetes, ./tests/bin/ci.sh -i 'python-code.*', ubuntu-latest)	5m 39s
ci (kubernetes, ./tests/bin/ci.sh -i 'python-language.*', ubuntu-latest)	16m 17s
ci (kubernetes, ./tests/bin/ci.sh -i 'python-universal.*', ubuntu-latest)	6m 46s
ci (kubernetes, ./tests/bin/go.sh, ubuntu-latest)	1m 29s
ci (kubernetes, ./tests/bin/pipelines.sh, ubuntu-latest)	4m 51s
ci (local, ./tests/bin/ci.sh -e 'test(7.\|8.)\|python.*', ubuntu-latest)	24s
ci (local, ./tests/bin/ci.sh -i 'test7.' -e 'test7(b.\|c.\|d.\|e.\|f.\|g.\|h.)', ubuntu-latest)	2m 55s
ci (local, ./tests/bin/ci.sh -i 'test7(b.\|c.\|d.\|e.\|g.\|h.)', ubuntu-latest)	2m 24s
ci (local, ./tests/bin/ci.sh -i 'test7f.*', ubuntu-latest)	2m 7s
ci (local, ./tests/bin/ci.sh -i 'test8.*', ubuntu-latest)	18s
ci (local, ./tests/bin/ci.sh -i 'python-code.*', ubuntu-latest)	2m 34s
ci (local, ./tests/bin/ci.sh -i 'python-language.*', ubuntu-latest)	30m 5s
ci (local, ./tests/bin/ci.sh -i 'python-universal.*', ubuntu-latest)	3m 11s
ci (local, ./tests/bin/go.sh, ubuntu-latest)	1m 28s
ci (local, ./tests/bin/pipelines.sh, ubuntu-latest)	29m 39s
	2h 12m 11s

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