Merge pull request #8780 from mboersma/cluster-api-helm-v0.4.2-image-promotion

Image promotion for cluster-api-helm v0.4.2

Author: k8s-ci-robot

registry.k8s.io/images/k8s-staging-cluster-api-helm/images.yaml

@@ -21,3 +21,4 @@
     "sha256:531fbf124db369557833123277b8c8db7237749eeccd34a31a9d4e41b5e2ee45": ["v0.3.2"]
     "sha256:0fa8d800cae3b8e9b630236ea52e800a59d3a494bb0ed240b639de3e73fb2990": ["v0.4.0"]
     "sha256:fd24e7743f824e3ede5c6f7097334c5c3ba072be504ea521da22999ea2f188e7": ["v0.4.1"]
+    "sha256:c04d0408ee13a5bb18c27db6ded9890bef53b2701b834a6d3ba9dbdcefc51769": ["v0.4.2"]