Merge pull request #46667 from stephan-henningsen/patch-2 #3

Job	Run time
validate-dco / run	28s
build	2m 57s
test (dockerd, client, integration)	20m 59s
test (dockerd, cmd/buildctl, integration)	12m 5s
test (dockerd, solver, integration)	11m 52s
test (dockerd, frontend, integration)	11m 22s
test (dockerd, frontend/dockerfile, integration)	26m 9s
test (dockerd-containerd, client, integration)	26m 25s
test (dockerd-containerd, cmd/buildctl, integration)	14m 30s
test (dockerd-containerd, solver, integration)	9m 48s
test (dockerd-containerd, frontend, integration)	10m 7s
test (dockerd-containerd, frontend/dockerfile, integration)	28m 19s
	2h 55m 1s

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