Bump to 0.3.0 #99

Job	Run time
sdist	13s
macos (macos-latest, aarch64)	1m 19s
windows (windows-11-arm, aarch64, arm64)	2m 0s
macos (macos-15-intel, x86_64)	3m 21s
linux (ubuntu-22.04, aarch64)	2m 53s
windows (windows-latest, x64, x64)	2m 22s
musllinux (ubuntu-22.04, x86)	2m 37s
musllinux (ubuntu-22.04, armv7)	2m 25s
linux (ubuntu-22.04, x86)	3m 49s
windows (windows-latest, x86, x86)	3m 9s
musllinux (ubuntu-22.04, aarch64)	2m 25s
linux (ubuntu-22.04, s390x)	2m 50s
musllinux (ubuntu-22.04, x86_64)	2m 21s
linux (ubuntu-22.04, x86_64)	2m 14s
linux (ubuntu-22.04, armv7)	2m 35s
linux (ubuntu-22.04, ppc64le)	2m 51s
Release	3m 29s
	42m 53s

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