[OSDOCS-13345]: Fix command in HCP backup docs

Author: lahinson

modules/hcp-dr-oadp-backup-cp-workload.adoc

@@ -34,7 +34,8 @@ Note the infrastructure ID to use in the next step.
 +
 [source,terminal]
 ----
-$ oc patch cluster.cluster.x-k8s.io \
+$ oc --kubeconfig <management_cluster_kubeconfig_file> \
+  patch cluster.cluster.x-k8s.io \
   -n local-cluster-<hosted_cluster_name> <hosted_cluster_infra_id> \
   --type json -p '[{"op": "add", "path": "/spec/paused", "value": true}]'
 ----