Update velero/velero-plugin-for-aws Docker tag to v1.12.0

Author: renovate[bot]

cluster/core/velero/helrelease.yaml

@@ -19,7 +19,7 @@ spec:
   values:
     initContainers:
       - name: velero-plugin-for-aws
-        image: velero/velero-plugin-for-aws:v1.7.1
+        image: velero/velero-plugin-for-aws:v1.12.0
         imagePullPolicy: IfNotPresent
         volumeMounts:
           - mountPath: /target