Fix SDL setup in CI #1224

Job	Run time
ruff	9s
mypy	32s
sdist	3m 44s
parse_sdl (macos-latest, 3.2.16)	19s
parse_sdl (windows-latest, 3.2.16)	40s
test-docs	4m 49s
build (ubuntu-latest, pypy-3.10, x64)	5m 27s
tox (ubuntu-latest)	3m 37s
build (ubuntu-latest, 3.10, x64)	5m 10s
linux-wheels (x86_64, cp310-manylinux*)	3m 53s
build (windows-latest, pypy-3.10, x86)	3m 36s
build (windows-latest, 3.10, x86)	2m 50s
build-macos (cp310-*_universal2)	1m 47s
build-macos (pp310-*)	4m 17s
build (windows-latest, pypy-3.10, x64)	4m 11s
build (windows-latest, 3.10, x64)	2m 39s
pyodide	4m 20s
linux-wheels (aarch64, pp310-manylinux*)	3m 40s
linux-wheels (aarch64, cp310-manylinux*)	4m 4s
linux-wheels (x86_64, pp310-manylinux*)	3m 20s
publish	0s
	1h 3m 4s

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