Merge pull request #8382 from thevilledev/chore/coredns-v1.12.3

chore: promote coredns to v1.12.3

Author: k8s-ci-robot

registry.k8s.io/images/k8s-staging-coredns/images.yaml

@@ -21,3 +21,4 @@
     "sha256:40384aa1f5ea6bfdc77997d243aec73da05f27aed0c5e9d65bfa98933c519d97": ["v1.12.0"]
     "sha256:e8c262566636e6bc340ece6473b0eed193cad045384401529721ddbe6463d31c": ["v1.12.1"]
     "sha256:af8c8d35a5d184b386c4a6d1a012c8b218d40d1376474c7d071bb6c07201f47d": ["v1.12.2"]
+    "sha256:1391544c978029fcddc65068f6ad67f396e55585b664ecccd7fefba029b9b706": ["v1.12.3"]