Update pages/linux/makoctl-dismiss.md

Co-authored-by: Dylan <[email protected]>

Author: Seito1090

pages/linux/makoctl-dismiss.md

@@ -17,7 +17,7 @@
 
 - Dismiss all notifications in the same group:
 
-`makoctl dismiss --group`
+`makoctl dismiss {{[-g|--group]}}`
 
 - Dismiss without adding to history: