Add AlloyDB vector writer. #31544

Job	Run time
Build python source distribution	51s
Check environment variables	11s
Build python cp39- wheels on auto for ubuntu-20.04	15m 2s
Prepare GCS	0s
Build python cp310- wheels on auto for ubuntu-20.04	15m 49s
Build python cp311- wheels on auto for ubuntu-20.04	35m 18s
Build python cp312- wheels on auto for ubuntu-20.04	15m 42s
Build python cp39- wheels on auto for macos-13	19s
Build python cp310- wheels on auto for macos-13	21s
Build python cp311- wheels on auto for macos-13	23s
Build python cp312- wheels on auto for macos-13	3m 56s
Build python cp39- wheels on auto for windows-latest	21s
Build python cp310- wheels on auto for windows-latest	17s
Upload python source distribution to GCS bucket	0s
Build python cp311- wheels on auto for windows-latest	15s
Build python cp312- wheels on auto for windows-latest	5m 35s
Build python cp39- wheels on aarch64 for ubuntu-20.04	12s
Build python cp310- wheels on aarch64 for ubuntu-20.04	7s
Build python cp311- wheels on aarch64 for ubuntu-20.04	8s
Build python cp312- wheels on aarch64 for ubuntu-20.04	37m 23s
Branch repo nightly	0s
Upload wheels to GCS bucket	0s
List files on Google Cloud Storage Bucket	0s
	2h 12m 10s

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