CI/CD

mark test_warn_if_generator_is_not_consumed flaky #8447

Job	Run time
Unit tests on 3.8 and ubuntu-20.04 (protobuf=latest)	8m 53s
Unit tests on 3.9 and ubuntu-20.04 (protobuf=latest)	9m 2s
Unit tests on 3.10 and ubuntu-20.04 (protobuf=latest)	8m 27s
Unit tests on 3.11 and ubuntu-20.04 (protobuf=latest)	7m 50s
Unit tests on 3.12 and ubuntu-20.04 (protobuf=latest)	9m 9s
Unit tests on 3.10 and macos-12 (protobuf=latest)	11m 5s
Unit tests on 3.10 and macos-14 (protobuf=latest)	6m 54s
Unit tests on 3.10 and windows-latest (protobuf=latest)	10m 57s
Unit tests on 3.8 and ubuntu-20.04 (protobuf=3.19)	8m 54s
Check minimal container dependencies for 3.8	29s
Check minimal container dependencies for 3.9	26s
Check minimal container dependencies for 3.10	26s
Check minimal container dependencies for 3.11	28s
Check minimal container dependencies for 3.12	26s
Publish client package	0s
Publish base images for ${{ matrix.image-name }} ${{ matrix.image-builder-version }} on ${{ matrix.python-version }}	0s
	1h 23m 26s

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