Bump uraimo/run-on-arch-action from 2.7.2 to 2.8.1 (#24) #136

Job	Run time
linux-cross (aarch64)	4m 20s
linux-cross (armv7)	4m 46s
musllinux (x86_64-unknown-linux-musl)	1m 44s
macos	2m 36s
linux-cross (s390x)	4m 5s
musllinux (i686-unknown-linux-musl)	1m 42s
linux (x86_64)	1m 46s
linux-cross (ppc64le)	4m 17s
linux (i686)	2m 31s
musllinux-cross (aarch64-unknown-linux-musl, aarch64)	2m 48s
windows (x64)	2m 2s
musllinux-cross (armv7-unknown-linux-musleabihf, armv7)	2m 55s
windows (x86)	2m 13s
Release	0s
	37m 45s

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