feat(helm): update rook-ceph group ( v1.19.6 → v1.20.0 )

| datasource | package           | from    | to      |
| ---------- | ----------------- | ------- | ------- |
| helm       | rook-ceph         | v1.19.6 | v1.20.0 |
| helm       | rook-ceph-cluster | v1.19.6 | v1.20.0 |

Author: renovate[bot]

kubernetes/core/rook-ceph/cluster/helm-release.yml

@@ -10,7 +10,7 @@ spec:
   chart:
     spec:
       chart: rook-ceph-cluster
-      version: v1.19.6
+      version: v1.20.0
       sourceRef:
         kind: HelmRepository
         name: rook-ceph

kubernetes/core/rook-ceph/helm-release.yml

@@ -10,7 +10,7 @@ spec:
   chart:
     spec:
       chart: rook-ceph
-      version: v1.19.6
+      version: v1.20.0
       sourceRef:
         kind: HelmRepository
         name: rook-ceph