Merge pull request #5722 from crazy-max/testutil-cdi-spec #5424

Job	Run time
prepare	1s
test / prepare	1m 51s
test / run (containerd, ./frontend/dockerfile, integration)	5m 17s
test / run (containerd, ./frontend/dockerfile, dockerfile)	7m 2s
test / run (containerd-rootless, ./frontend/dockerfile, integration)	5m 4s
test / run (containerd-rootless, ./frontend/dockerfile, dockerfile)	7m 9s
test / run (containerd-1.6, ./frontend/dockerfile, integration)	5m 4s
test / run (containerd-1.6, ./frontend/dockerfile, dockerfile)	7m 4s
test / run (containerd-1.7, ./frontend/dockerfile, integration)	5m 33s
test / run (containerd-1.7, ./frontend/dockerfile, dockerfile)	7m 28s
test / run (containerd-snapshotter-stargz, ./frontend/dockerfile, integration)	5m 22s
test / run (containerd-snapshotter-stargz, ./frontend/dockerfile, dockerfile)	7m 23s
test / run (oci, ./frontend/dockerfile, integration)	4m 58s
test / run (oci, ./frontend/dockerfile, dockerfile)	6m 0s
test / run (oci-rootless, ./frontend/dockerfile, integration)	4m 48s
test / run (oci-rootless, ./frontend/dockerfile, dockerfile)	5m 53s
test / run (oci-rootless-slirp4netns-detachnetns, ./frontend/dockerfile, integration)	5m 5s
test / run (oci-rootless-slirp4netns-detachnetns, ./frontend/dockerfile, dockerfile)	5m 57s
test / run (oci-snapshotter-stargz, ./frontend/dockerfile, integration)	4m 39s
test / run (oci-snapshotter-stargz, ./frontend/dockerfile, dockerfile)	6m 1s
image (dockerfile/1.14.0-rc1)	6m 5s
release	5s
scout	0s
	1h 53m 49s

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