Correcting a small typo in the UUID

Author: taz

content/admin/enterprise-management/initiating-a-failover-to-your-replica-appliance.md

@@ -37,7 +37,7 @@ The time required to failover depends on how long it takes to manually promote t
       ```
     - On the new primary, remove the UUIDs using `ghe-repl-teardown`. Please replace *`UUID`* with a UUID you retrieved in the previous step.
       ```shell
-      $ ghe-repl-teardown -u <em>UUNID</em>
+      $ ghe-repl-teardown -u <em>UUID</em>
       ```
 
 ### Further reading