Fixes admin bwoink preference

Non-admin players no longer get the (unusable) verb to toggle it, nor is
its setting respected when PMing them

code/modules/admin/admin_verbs.dm

@@ -2,6 +2,7 @@
 var/list/admin_verbs_default = list(
 	/client/proc/deadmin_self,			/*destroys our own admin datum so we can play as a regular player*/
 	/client/proc/hide_verbs,			/*hides all our adminverbs*/
+	/client/proc/toggleadminhelpsound, /*toggles whether we hear bwoinks*/
 	/client/proc/cmd_mentor_check_new_players,
 	/client/proc/cmd_mentor_check_player_exp /* shows players by playtime */
 	)