build

nvme: fix mem leak in nvme copy #3113

Job	Run time
cross (s390x)	49s
cross (armhf)	42s
cross (ppc64le)	44s
default (gcc, release)	38s
default (clang, debug)	26s
default (clang, release)	34s
default (gcc, debug)	24s
muon minimal static	32s
build libnvme and nvme-cli separately	35s
make static	43s
fallback shared libraries	0s
	6m 7s

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