Merge pull request #60521 from bmcelvee/fix-summit-command

Fix rosa describe command

Author: bmcelvee

modules/rosa-parent-commands.adoc

@@ -61,5 +61,5 @@ Shows the details for a cluster.
 .Example
 [source,terminal]
 ----
-$ rosa describe --cluster=mycluster
+$ rosa describe cluster --cluster=mycluster
 ----