tests: frontend/dockerfile: update integration tests for windows/wcow (revisited) #5137

Job	Run time
prepare	1s
test / prepare	7m 26s
test / run (containerd, ./frontend/dockerfile, integration)	5m 3s
test / run (containerd, ./frontend/dockerfile, dockerfile)	7m 8s
test / run (containerd-rootless, ./frontend/dockerfile, integration)	4m 55s
test / run (containerd-rootless, ./frontend/dockerfile, dockerfile)	6m 57s
test / run (containerd-1.6, ./frontend/dockerfile, integration)	5m 5s
test / run (containerd-1.6, ./frontend/dockerfile, dockerfile)	7m 1s
test / run (containerd-1.7, ./frontend/dockerfile, integration)	5m 4s
test / run (containerd-1.7, ./frontend/dockerfile, dockerfile)	7m 44s
test / run (containerd-snapshotter-stargz, ./frontend/dockerfile, integration)	6m 14s
test / run (containerd-snapshotter-stargz, ./frontend/dockerfile, dockerfile)	7m 17s
test / run (oci, ./frontend/dockerfile, integration)	4m 38s
test / run (oci, ./frontend/dockerfile, dockerfile)	6m 3s
test / run (oci-rootless, ./frontend/dockerfile, integration)	4m 25s
test / run (oci-rootless, ./frontend/dockerfile, dockerfile)	6m 3s
test / run (oci-rootless-slirp4netns-detachnetns, ./frontend/dockerfile, integration)	5m 5s
test / run (oci-rootless-slirp4netns-detachnetns, ./frontend/dockerfile, dockerfile)	6m 41s
test / run (oci-snapshotter-stargz, ./frontend/dockerfile, integration)	5m 10s
test / run (oci-snapshotter-stargz, ./frontend/dockerfile, dockerfile)	6m 2s
image (mainline)	5m 29s
image (labs)	6m 15s
release	0s
scout	0s
	2h 5m 46s

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