update default and basic gc control to use free and max storage #4457

Job	Run time
prepare	1s
test / prepare	2m 7s
test / run (containerd, ./frontend/dockerfile, integration)	4m 43s
test / run (containerd, ./frontend/dockerfile, dockerfile)	6m 30s
test / run (containerd-rootless, ./frontend/dockerfile, integration)	4m 29s
test / run (containerd-rootless, ./frontend/dockerfile, dockerfile)	6m 35s
test / run (containerd-1.6, ./frontend/dockerfile, integration)	4m 37s
test / run (containerd-1.6, ./frontend/dockerfile, dockerfile)	6m 45s
test / run (containerd-snapshotter-stargz, ./frontend/dockerfile, integration)	4m 53s
test / run (containerd-snapshotter-stargz, ./frontend/dockerfile, dockerfile)	7m 4s
test / run (oci, ./frontend/dockerfile, integration)	4m 50s
test / run (oci, ./frontend/dockerfile, dockerfile)	5m 59s
test / run (oci-rootless, ./frontend/dockerfile, integration)	4m 20s
test / run (oci-rootless, ./frontend/dockerfile, dockerfile)	5m 53s
test / run (oci-rootless-slirp4netns-detachnetns, ./frontend/dockerfile, integration)	4m 6s
test / run (oci-rootless-slirp4netns-detachnetns, ./frontend/dockerfile, dockerfile)	5m 25s
test / run (oci-snapshotter-stargz, ./frontend/dockerfile, integration)	4m 8s
test / run (oci-snapshotter-stargz, ./frontend/dockerfile, dockerfile)	5m 25s
image	0s
scout	0s
release	0s
	1h 27m 50s

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