add extra step for a wait period

Author: tmalove

modules/dr-restoring-cluster-state.adoc

@@ -628,8 +628,19 @@ $ oc patch etcd cluster -p='{"spec": {"forceRedeploymentReason": "recovery-'"$(
 ----
 <1> The `forceRedeploymentReason` value must be unique, which is why a timestamp is appended.
 +
+The `etcd` redeployment starts.
++
 When the `etcd` cluster Operator performs a redeployment, the existing nodes are started with new pods similar to the initial bootstrap scale up.
 
+. Monitor the `etcd` instances by running:
++
+[source,terminal]
+----
+$ oc adm wait-for-stable-cluster
+----
++
+This process can take up to 15 minutes.
+
 . Turn the quorum guard back on by entering:
 +
 [source,terminal]