fixup! fixup! Parse SDL headers from EMSDK during Pyodide builds #1141

Job	Run time
ruff	5s
mypy	27s
sdist	2m 15s
parse_sdl (windows-latest, 3.2.16)	43s
parse_sdl (macos-latest, 3.2.16)	26s
test-docs	3m 5s
build (ubuntu-latest, 3.10, x64)	6m 19s
build (windows-latest, 3.10, x64)	2m 34s
build (ubuntu-latest, pypy-3.10, x64)	5m 45s
build (windows-latest, pypy-3.10, x64)	4m 20s
build (windows-latest, pypy-3.10, x86)	3m 22s
build (windows-latest, 3.10, x86)	4m 19s
tox (ubuntu-latest)	3m 25s
build-macos (cp310-*_universal2)	2m 3s
pyodide	59s
linux-wheels (x86_64, pp310-manylinux*)	3m 26s
build-macos (pp310-*)	3m 53s
linux-wheels (aarch64, cp310-manylinux*)	4m 10s
linux-wheels (x86_64, cp310-manylinux*)	3m 56s
linux-wheels (aarch64, pp310-manylinux*)	4m 16s
publish	-1s
	59m 47s

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