Merge pull request #43024 from thaJeztah/20.10_containerd_1.4.12

[20.10] update containerd binary to v1.4.12

hack/dockerfile/install/containerd.installer

@@ -4,7 +4,7 @@ set -e
 # containerd is also pinned in vendor.conf. When updating the binary
 # version you may also need to update the vendor version to pick up bug
 # fixes or new APIs.
-: "${CONTAINERD_COMMIT:=5b46e404f6b9f661a205e28d59c982d3634148f8}" # v1.4.11
+: "${CONTAINERD_COMMIT:=7b11cfaabd73bb80907dd23182b9347b4245eb5d}" # v1.4.12
 
 install_containerd() (
 	echo "Install containerd version $CONTAINERD_COMMIT"