Update SDL to 3.2.16 #1082

Job	Run time
mypy	28s
sdist	2m 26s
ruff	6s
parse_sdl (windows-latest, 3.2.16)	33s
parse_sdl (macos-latest, 3.2.16)	21s
test-docs	4m 28s
tox (ubuntu-latest)	4m 20s
build (windows-latest, 3.10, x64)	3m 5s
build (ubuntu-latest, pypy-3.10, x64)	5m 39s
build (ubuntu-latest, 3.10, x64)	7m 18s
build (windows-latest, 3.10, x86)	4m 8s
build (windows-latest, pypy-3.10, x86)	4m 14s
linux-wheels (x86_64, pp310-manylinux*)	3m 58s
linux-wheels (x86_64, cp310-manylinux*)	4m 4s
build (windows-latest, pypy-3.10, x64)	4m 14s
linux-wheels (aarch64, pp310-manylinux*)	4m 20s
linux-wheels (aarch64, cp310-manylinux*)	4m 44s
build-macos (pp310-*)	3m 48s
build-macos (cp310-*_universal2)	2m 13s
publish	0s
	1h 4m 27s

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