Prepare 19.4.1 release. #1288

Job	Run time
ruff	8s
mypy	28s
sdist	2m 34s
parse_sdl (macos-latest, 3.2.16)	49s
parse_sdl (windows-latest, 3.2.16)	39s
linux-wheels (x86_64, pp310-manylinux*)	3m 26s
linux-wheels (x86_64, cp310-manylinux*)	3m 58s
linux-wheels (aarch64, cp310-manylinux*)	3m 54s
linux-wheels (aarch64, pp310-manylinux*)	3m 30s
tox (ubuntu-latest)	4m 36s
test-docs	3m 51s
build (ubuntu-latest, pypy-3.10, x64)	4m 19s
pyodide	8m 31s
build (windows-latest, 3.10, x86)	3m 23s
build (ubuntu-latest, 3.10, x64)	7m 17s
build-macos (pp310-*)	4m 26s
build (windows-latest, pypy-3.10, x64)	4m 26s
build-macos (cp310-*_universal2)	1m 51s
build (windows-latest, pypy-3.10, x86)	3m 27s
build (windows-latest, 3.10, x64)	2m 47s
publish	38s
	1h 8m 58s

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