Py 3.14 changes fix #17756

Job	Run time
Ensure compilation on various targets	8m 56s
Run snippets and cpython tests on wasm-wasi	2m 8s
Run snippets and cpython tests (ubuntu-latest)	33m 2s
Check Rust code with clippy	10m 3s
Check the WASM package and demo	5m 18s
Run tests under miri	4m 6s
Run rust tests (macos-latest)	9m 3s
Run snippets and cpython tests (windows-2025)	31m 42s
Run rust tests (windows-2025)	12m 6s
Run rust tests (ubuntu-latest)	8m 13s
Run snippets and cpython tests (macos-latest)	23m 48s
	2h 28m 25s

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