Drop Python 3.8 and 3.9 support #999

Job	Run time
ruff	8s
mypy	28s
sdist	50s
tox (windows-latest)	2m 51s
tox (ubuntu-latest)	1m 42s
test-docs	1m 31s
build (ubuntu-latest, 3.10, x64)	3m 12s
build (windows-latest, pypy-3.10, x64)	4m 17s
build (ubuntu-latest, pypy-3.10, x64)	2m 48s
build (windows-latest, pypy-3.10, x86)	4m 18s
parse_sdl (macos-latest, 2.0.14)	21s
build (windows-latest, 3.10, x64)	3m 28s
parse_sdl (macos-latest, 2.0.16)	23s
parse_sdl (windows-latest, 2.0.14)	33s
linux-wheels (aarch64, pp310-manylinux*)	10m 27s
parse_sdl (windows-latest, 2.30.0)	37s
parse_sdl (macos-latest, 2.30.0)	24s
build-macos (cp310-*_universal2)	1m 54s
linux-wheels (x86_64, cp310-manylinux*)	1m 55s
linux-wheels (aarch64, cp310-manylinux*)	12m 24s
build-macos (pp310-*)	4m 12s
build (windows-latest, 3.10, x86)	3m 54s
linux-wheels (x86_64, pp310-manylinux*)	1m 52s
parse_sdl (windows-latest, 2.0.16)	32s
publish	0s
	1h 5m 1s

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