CI/CD

Fix bug with add_python='3.9' (#2751) #10886

Job	Run time
Unit tests on 3.9 and ubuntu-20.04 (protobuf=latest)	10m 43s
Unit tests on 3.10 and ubuntu-20.04 (protobuf=latest)	9m 41s
Unit tests on 3.11 and ubuntu-20.04 (protobuf=latest)	8m 20s
Unit tests on 3.12 and ubuntu-20.04 (protobuf=latest)	10m 31s
Unit tests on 3.13 and ubuntu-20.04 (protobuf=latest)	9m 17s
Unit tests on 3.10 and macos-13 (protobuf=latest)	13m 5s
Unit tests on 3.10 and macos-14 (protobuf=latest)	8m 47s
Unit tests on 3.10 and windows-latest (protobuf=latest)	11m 45s
Unit tests on 3.9 and ubuntu-20.04 (protobuf=3.19)	10m 37s
Check minimal container dependencies for 3.9 / 2024.04	24s
Check minimal container dependencies for 3.12 / 2024.04	24s
Check minimal container dependencies for 3.9 / 2024.10	23s
Check minimal container dependencies for 3.13 / 2024.10	30s
Update changelog and client version	40s
Publish client package	0s
Publish base images for ${{ matrix.image-name }} ${{ matrix.image-builder-version }}	0s
Publish Python standalone mounts	0s
	1h 35m 7s

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