ci: switch workflows to host runners #54

Job	Run time
build-linux-host-simd	11m 18s
build (aarch64-apple-darwin, macos-latest)	4m 43s
build (x86_64-apple-darwin, macos-latest)	3m 15s
build (x86_64-unknown-linux-gnu, ubuntu-latest)	2m 50s
build (aarch64-unknown-linux-gnu, ubuntu-latest)	4m 21s
release	7s
	26m 34s

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