Bump setuptools from 70.0.0 to 78.1.1 #993

Job	Run time
ruff	5s
mypy	25s
sdist	1m 39s
tox (ubuntu-latest)	1m 42s
tox (windows-latest)	1m 55s
test-docs	1m 29s
build-macos (pp38-*)	4m 36s
build-macos (cp38-*_universal2)	5m 23s
build (windows-latest, pypy-3.8, x64)	43s
build (ubuntu-latest, pypy-3.8, x64)	1m 1s
build (ubuntu-latest, 3.8, x64)	39s
parse_sdl (windows-latest, 2.0.16)	37s
build (windows-latest, 3.8, x64)	33s
parse_sdl (macos-latest, 2.30.0)	27s
parse_sdl (windows-latest, 2.0.14)	44s
build (windows-latest, pypy-3.8, x86)	1m 2s
linux-wheels (x86_64, cp38-manylinux*)	1m 52s
parse_sdl (macos-latest, 2.0.14)	25s
linux-wheels (x86_64, pp38-manylinux*)	2m 12s
linux-wheels (aarch64, cp38-manylinux*)	12m 21s
build (windows-latest, 3.8, x86)	50s
linux-wheels (aarch64, pp38-manylinux*)	11m 32s
parse_sdl (macos-latest, 2.0.16)	24s
parse_sdl (windows-latest, 2.30.0)	36s
publish	-1s
	53m 11s

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