Updated libXau to 1.0.12 #442

Job	Run time
sdist	24s
macOS 10.10 x86_64	20m 55s
Windows x86	18m 37s
macOS 10.13 x86_64	22m 43s
Windows AMD64	26m 54s
macOS 10.15 x86_64	14m 29s
Windows ARM64	8m 28s
macOS arm64	17m 22s
manylinux2014 and musllinux x86_64	38m 39s
manylinux_2_28 x86_64	19m 41s
aarch64 pp310 manylinux2014	2h 16m 24s
aarch64 pp310 manylinux_2_28	2h 27m 46s
aarch64 cp3{9,10,11} manylinux2014	2h 6m 58s
aarch64 cp3{9,10,11} manylinux_2_28	2h 18m 29s
aarch64 cp3{9,10,11} musllinux	2h 11m 52s
aarch64 cp3{12,13} manylinux2014	1h 55m 19s
aarch64 cp3{12,13} manylinux_2_28	2h 5m 13s
aarch64 cp3{12,13} musllinux	1h 56m 47s
Upload wheels to scientific-python-nightly-wheels	0s
Upload release to PyPI	0s
	20h 27m 0s

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