Merge pull request #7014 from XudongLiuHarold/cloud-pv-vsphere-v1.31.0-beta.0-image-promotion

Image promotion for cloud-pv-vsphere v1.31.0-beta.0

Author: k8s-ci-robot

registry.k8s.io/images/k8s-staging-cloud-pv-vsphere/images.yaml

@@ -5,3 +5,4 @@
     "sha256:8b340f08703019f25d7f9fd6231303ebf378bcf498f90cd3b2c69209384f7f95": ["v1.29.0"]
     "sha256:0186c486bad3ef1528942a4c363ecff22494aa981b5c0bd6dc923e85cb0a5e5a": ["v1.30.0"]
     "sha256:2b3c7b8fa45c88dd174b29cd95d2f6142ab478786b7c0dbb1561fa9fc8540acf": ["v1.30.1"]
+    "sha256:6c8e3153c46c9cfd1c5fbf2c36d991f8772b2e46bfbf1c3f0fa79eefe3264960": ["v1.31.0-beta.0"]