Update transforms module to PEP 585 type hints #28047

Job	Run time
Check GCP variables	22s
Python Unit Tests (macos-latest, 3.9, py39)	18m 7s
Python Unit Tests (macos-latest, 3.10, py310)	17m 29s
Python Unit Tests (macos-latest, 3.11, py311)	17m 27s
Python Unit Tests (macos-latest, 3.12, py312)	19m 36s
Python Unit Tests (windows-latest, 3.9, py39)	14m 2s
Python Unit Tests (windows-latest, 3.10, py310)	14m 51s
Python Unit Tests (windows-latest, 3.11, py311)	13m 51s
Python Unit Tests (windows-latest, 3.12, py312)	15m 11s
Python Wordcount Direct Runner (self-hosted, ubuntu-20.04, main, 3.9)	7m 59s
Python Wordcount Direct Runner (self-hosted, ubuntu-20.04, main, 3.10)	7m 0s
Python Wordcount Direct Runner (self-hosted, ubuntu-20.04, main, 3.11)	9m 26s
Python Wordcount Direct Runner (self-hosted, ubuntu-20.04, main, 3.12)	9m 18s
Python Wordcount Direct Runner (macos-latest, 3.9)	3m 22s
Python Wordcount Direct Runner (macos-latest, 3.10)	2m 56s
Python Wordcount Direct Runner (macos-latest, 3.11)	2m 56s
Python Wordcount Direct Runner (macos-latest, 3.12)	2m 33s
Python Wordcount Direct Runner (windows-latest, 3.9)	3m 21s
Python Wordcount Direct Runner (windows-latest, 3.10)	3m 30s
Python Wordcount Direct Runner (windows-latest, 3.11)	3m 37s
Python Wordcount Direct Runner (windows-latest, 3.12)	3m 33s
Build python source distribution	0s
Python Wordcount Dataflow	0s
	3h 10m 27s

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