fix: sharded dbops/backup do not cleanup previous dbops/backup when retrying

Author: teoincontatto

stackgres-k8s/src/operator/src/main/java/io/stackgres/operator/conciliation/factory/shardeddbops/ShardedDbOpsRole.java

@@ -136,7 +136,7 @@ private Role createRole(StackGresShardedDbOpsContext context) {
         .addToRules(new PolicyRuleBuilder()
             .withApiGroups(CommonDefinition.GROUP)
             .withResources(HasMetadata.getPlural(StackGresDbOps.class))
-            .withVerbs("get", "list", "watch", "create", "patch", "update")
+            .withVerbs("get", "list", "watch", "create", "patch", "update", "delete")
             .build())
         .addToRules(new PolicyRuleBuilder()
             .withApiGroups(CommonDefinition.GROUP)