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 */
 	)

code/modules/admin/verbs/adminpm.dm

@@ -162,8 +162,8 @@
 		C.ckey_last_pm = ckey*/
 
 	//play the recieving admin the adminhelp sound (if they have them enabled)
-	//non-admins shouldn't be able to disable this
-	if(C.prefs.sound & SOUND_ADMINHELP)
+	//non-admins always hear the sound, as they cannot toggle it
+	if((!C.holder) || (C.prefs.sound & SOUND_ADMINHELP))
 		C << 'sound/effects/adminhelp.ogg'
 
 	log_admin("PM: [key_name(src)]->[key_name(C)]: [msg]")