[YAML] Better docs for Filter and MapToFields. (#33274) #30883

Job	Run time
Build python source distribution	50s
Check environment variables	13s
Build python cp39- wheels on auto for ubuntu-20.04	15m 54s
Prepare GCS	7s
Build python cp310- wheels on auto for ubuntu-20.04	15m 53s
Build python cp311- wheels on auto for ubuntu-20.04	20m 56s
Build python cp312- wheels on auto for ubuntu-20.04	29m 32s
Build python cp39- wheels on auto for macos-13	3m 9s
Build python cp310- wheels on auto for macos-13	5m 38s
Build python cp311- wheels on auto for macos-13	3m 10s
Build python cp312- wheels on auto for macos-13	2m 55s
Build python cp39- wheels on auto for windows-latest	5m 25s
Build python cp310- wheels on auto for windows-latest	6m 10s
Build python cp311- wheels on auto for windows-latest	6m 11s
Build python cp312- wheels on auto for windows-latest	6m 15s
Build python cp39- wheels on aarch64 for ubuntu-20.04	1h 3m 54s
Build python cp310- wheels on aarch64 for ubuntu-20.04	47m 56s
Build python cp311- wheels on aarch64 for ubuntu-20.04	1h 3m 54s
Build python cp312- wheels on aarch64 for ubuntu-20.04	1h 3m 54s
Upload python source distribution to GCS bucket	8s
Branch repo nightly	1s
Upload wheels to GCS bucket	1s
List files on Google Cloud Storage Bucket	1s
	6h 2m 7s

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