Build

fixes and improvements for nvme_copy_test #4424

Job	Run time
musl libc minimal static build on Debian	26s
musl libc build on Debian	37s
muon minimal static	33s
cross (armhf)	46s
make static	52s
build libnvme and nvme-cli separately	41s
cross (s390x)	45s
libnvme (debian, gcc, release)	52s
cross (ppc64le)	55s
windows-msys2-ucrt64	1m 43s
musl libc build on Alpine	41s
nvme-cli (fedora, clang, debug)	58s
nvme-cli (tumbleweed, gcc, debug)	53s
nvme-cli (debian, gcc, debug)	54s
nvme-cli (tumbleweed, gcc, release)	1m 18s
nvme-cli (debian, gcc, release)	1m 5s
nvme-cli (debian, clang, debug)	56s
nvme-cli (debian, clang, release)	1m 4s
nvme-cli (fedora, clang, release)	52s
nvme-cli (fedora, gcc, debug)	52s
nvme-cli (fedora, gcc, release)	58s
nvme-cli (tumbleweed, clang, debug)	54s
nvme-cli (tumbleweed, clang, release)	55s
fallback shared libraries	-1s
	20m 29s

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