Build

build: remove unneeded windows check #4143

Job	Run time
make static	49s
cross (ppc64le)	1m 2s
fallback shared libraries	1m 46s
cross (s390x)	53s
cross (armhf)	56s
musl libc build on Alpine	48s
musl libc minimal static build on Debian	34s
build windows	1m 40s
musl libc build on Debian	46s
nvme-cli (fedora, gcc, debug)	47s
nvme-cli (tumbleweed, clang, debug)	55s
nvme-cli (fedora, clang, release)	52s
nvme-cli (debian, clang, release)	1m 4s
nvme-cli (debian, gcc, debug)	1m 0s
nvme-cli (debian, gcc, release)	1m 19s
nvme-cli (tumbleweed, gcc, debug)	55s
nvme-cli (fedora, clang, debug)	49s
nvme-cli (debian, clang, debug)	51s
nvme-cli (tumbleweed, gcc, release)	1m 20s
muon minimal static	33s
nvme-cli (tumbleweed, clang, release)	57s
build libnvme and nvme-cli separately	46s
nvme-cli (fedora, gcc, release)	57s
libnvme (debian, gcc, release)	49s
	23m 8s

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