Feat(velero): add helmrelease

flux-helmcharts/velero.yaml

@@ -0,0 +1,9 @@
+---
+apiVersion: source.toolkit.fluxcd.io/v1
+kind: HelmRepository
+metadata:
+  name: velero
+  namespace: flux-system
+spec:
+  interval: 1h0m0s
+  url: https://vmware-tanzu.github.io/helm-charts/