Add 3.14 to Trove classifiers #1528

Job	Run time
Verify dev env	49s
Check types using pyright	17s
Build & verify package	12s
Tests on pypy-3.10	23s
Tests & Mypy on 3.8	32s
Tests & Mypy on 3.10	55s
Run doctests & render changelog	18s
Tests & Mypy on 3.14	15s
Tests & Mypy on 3.9	24s
Tests & Mypy on 3.11	43s
Tests & Mypy on 3.12	43s
Tests & Mypy on 3.13	57s
Combine & check coverage	0s
required-checks-pass	4s
	6m 32s

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