Add appVersion for kube-registry-proxy (#4724)
Add appVersion for kube-registry-proxy (#4724)

The key "appVersion" is needed for ci testing, it's missing in this yaml. That sometimes will cause testing failure.
viglesiasce/charts,sd2k/charts,helm/charts,jainishshah17/charts,helm/charts,GaneshSPatil/charts,lachie83/charts,rimusz/helm-charts,viglesiasce/charts,caiwenhao/charts,jainishshah17/charts,grugnog/charts,smelchior/charts,lachie83/charts,rimusz/helm-charts,sd2k/charts,smelchior/charts,grugnog/charts,caiwenhao/charts,rimusz/helm-charts,helm/charts,helm/charts,lachie83/charts,rimusz/helm-charts,sd2k/charts,grugnog/charts,sd2k/charts,smelchior/charts,caiwenhao/charts,jainishshah17/charts,GaneshSPatil/charts,GaneshSPatil/charts,viglesiasce/charts,GaneshSPatil/charts,lachie83/charts