build(deps): bump pypa/cibuildwheel from 2.20.0 to 2.21.0 #3273

Job	Run time
Build source distribution	16s
Decide which wheel types to build	1s
macosx_x86_64 wheels	26m 45s
manylinux_x86_64 wheels	30m 43s
macosx_arm64 wheels	15m 30s
musllinux_x86_64 wheels	25m 37s
manylinux_i686 wheels	32m 46s
manylinux_x86_64_manylinux2010_hack wheels	17m 27s
Build and test wheels	1s
upload_pypi	0s
	2h 29m 6s

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