[3.x] joomlaupdate comment (#35327)

spelling s/cause/because

Co-authored-by: Tobias Zulauf <[email protected]>

Author: brianteeman

administrator/components/com_joomlaupdate/models/default.php

@@ -73,7 +73,7 @@ public function applyUpdateSite()
 			 * The commented "case" below are for documenting where 'default' and legacy options falls
 			 * case 'default':
 			 * case 'lts':
-			 * case 'sts': (Its shown as "Default" cause that option does not exist any more)
+			 * case 'sts': (It's shown as "Default" because that option does not exist any more)
 			 * case 'nochange':
 			 */
 			default: