build

Bump version: 3.9.12 → 3.9.13 #1623

Job	Run time
docs	1m 4s
py310 (ubuntu)	10m 3s
check	45s
py38 (ubuntu)	10m 15s
py39 (windows)	10m 52s
py310 (windows)	11m 24s
py39 (ubuntu)	10m 4s
py311 (ubuntu)	10m 8s
py311 (macos)	8m 17s
py311 (windows)	12m 13s
Deploy docs to GitHub Pages	0s
Upload coverage to Coveralls	0s
	1h 25m 5s

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