hack: mount docker config on gha #5325

Job	Run time
prepare	1s
test / prepare	2m 3s
test / run (containerd, ./frontend/dockerfile, integration)	2m 58s
test / run (containerd, ./frontend/dockerfile, dockerfile)	3m 10s
test / run (containerd-rootless, ./frontend/dockerfile, integration)	3m 23s
test / run (containerd-rootless, ./frontend/dockerfile, dockerfile)	2m 58s
test / run (containerd-1.6, ./frontend/dockerfile, integration)	3m 10s
test / run (containerd-1.6, ./frontend/dockerfile, dockerfile)	3m 22s
test / run (containerd-1.7, ./frontend/dockerfile, integration)	2m 58s
test / run (containerd-1.7, ./frontend/dockerfile, dockerfile)	3m 7s
test / run (containerd-snapshotter-stargz, ./frontend/dockerfile, integration)	2m 56s
test / run (containerd-snapshotter-stargz, ./frontend/dockerfile, dockerfile)	3m 48s
test / run (oci, ./frontend/dockerfile, integration)	2m 59s
test / run (oci, ./frontend/dockerfile, dockerfile)	3m 31s
test / run (oci-rootless, ./frontend/dockerfile, integration)	3m 29s
test / run (oci-rootless, ./frontend/dockerfile, dockerfile)	2m 54s
test / run (oci-rootless-slirp4netns-detachnetns, ./frontend/dockerfile, integration)	2m 58s
test / run (oci-rootless-slirp4netns-detachnetns, ./frontend/dockerfile, dockerfile)	3m 25s
test / run (oci-snapshotter-stargz, ./frontend/dockerfile, integration)	3m 27s
test / run (oci-snapshotter-stargz, ./frontend/dockerfile, dockerfile)	3m 32s
image	0s
scout	0s
release	0s
	1h 0m 9s

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