Update content/operate/rs/databases/active-active/develop/app-failover-active-active.md

Co-authored-by: Rachel Elledge <[email protected]>

Author: mich-elle-luna

content/operate/rs/databases/active-active/develop/app-failover-active-active.md

@@ -201,9 +201,9 @@ def failover_to_replica(target_replica_name):
 
 Continue monitoring all replicas, including the failed one, to detect when it recovers.
 
-## Implementing failback
+## Implement failback
 
-Monitor the failed replica to determine when it's safe to failback:
+Monitor the failed replica to determine when it's safe to failback.
 
 ### Failback criteria