build

logging: suppress logging except during normal output #3546

Job	Run time
muon minimal static	34s
build libnvme and nvme-cli separately	38s
cross (armhf)	54s
nvme-cli (gcc, release)	58s
libnvme (gcc, debug)	39s
nvme-cli (clang, debug)	45s
libnvme (clang, debug)	40s
nvme-cli (gcc, debug)	43s
make static	37s
cross (ppc64le)	44s
libnvme (gcc, release)	41s
libnvme (clang, release)	49s
nvme-cli (clang, release)	1m 0s
cross (s390x)	45s
fallback shared libraries	0s
	10m 27s

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