Lint

[codex] Add towncrier to release extra #7908

Job	Run time
build (3.14, windows-latest, pre-push)	8m 13s
build (3.14, ubuntu-latest, manual)	55s
build (3.14, windows-latest, manual)	2m 11s
build (3.14, ubuntu-latest, pre-commit)	1m 2s
build (3.14, ubuntu-latest, pre-push)	6m 27s
build (3.14, windows-latest, pre-commit)	1m 58s
completion-lint	2s
	20m 48s

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