[3.12] gh-122573: Require Python 3.10 or newer for Windows builds (GH-122574) (#122677)

gh-122573: Require Python 3.10 or newer for Windows builds (GH-122574)

Match statements in tooling require a more recent Python. `Tools/cases_generator/*.py`

Co-authored-by: Jonathan Protzenko <protz@microsoft.com>
Co-authored-by: Erlend E. Aasland <erlend.aasland@protonmail.com>