Build

doc: consolidate contributor guidance into CONTRIBUTING.md #4259

Job	Run time
muon minimal static	31s
cross (s390x)	50s
musl libc build on Debian	35s
musl libc build on Alpine	39s
windows-msys2-ucrt64	1m 46s
cross (ppc64le)	52s
musl libc minimal static build on Debian	27s
cross (armhf)	53s
build libnvme and nvme-cli separately	48s
libnvme (debian, gcc, release)	48s
make static	44s
nvme-cli (fedora, gcc, debug)	48s
nvme-cli (debian, clang, debug)	49s
nvme-cli (debian, gcc, debug)	52s
nvme-cli (debian, gcc, release)	1m 2s
nvme-cli (debian, clang, release)	58s
nvme-cli (tumbleweed, clang, debug)	47s
nvme-cli (tumbleweed, gcc, release)	1m 17s
nvme-cli (tumbleweed, gcc, debug)	48s
nvme-cli (fedora, clang, release)	47s
nvme-cli (tumbleweed, clang, release)	53s
nvme-cli (fedora, clang, debug)	47s
nvme-cli (fedora, gcc, release)	54s
fallback shared libraries	0s
	19m 35s

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