Merge pull request #46979 from thaJeztah/move_mergo #443

Job	Run time
validate-dco / run	17s
build	1m 52s
test (dockerd, client, integration)	14m 41s
test (dockerd, cmd/buildctl, integration)	5m 41s
test (dockerd, solver, integration)	5m 39s
test (dockerd, frontend, integration)	5m 56s
test (dockerd, frontend/dockerfile, integration)	18m 1s
test (dockerd-containerd, client, integration)	15m 55s
test (dockerd-containerd, cmd/buildctl, integration)	5m 43s
test (dockerd-containerd, solver, integration)	5m 49s
test (dockerd-containerd, frontend, integration)	5m 58s
test (dockerd-containerd, frontend/dockerfile, integration)	19m 22s
	1h 44m 54s

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