Bump pyo3 from 0.21.0 to 0.21.1 (#42) #138

Job	Run time
macos	1m 29s
musllinux (x86_64-unknown-linux-musl)	1m 2s
linux (x86_64)	1m 11s
linux-cross (aarch64)	3m 38s
musllinux (i686-unknown-linux-musl)	52s
linux-cross (armv7)	3m 54s
linux (i686)	1m 29s
musllinux-cross (aarch64-unknown-linux-musl, aarch64)	2m 15s
linux-cross (s390x)	3m 40s
musllinux-cross (armv7-unknown-linux-musleabihf, armv7)	1m 51s
linux-cross (ppc64le)	3m 35s
linux-cross (ppc64)	1m 47s
windows (x64)	1m 27s
windows (x86)	1m 37s
Release	0s
	29m 47s

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