update_appearance (#55468)

Creates update_name and update_desc
Creates the wrapper proc update_appearance to batch update_name, update_desc, and update_icon together
Less non-icon handling code in update_icon and friends
Signal hooks for things that want to change names and descriptions
99%+ of the changes in this are just from switching everything over to update_appearance from update_icon

code/modules/admin/verbs/debug.dm

@@ -216,7 +216,7 @@ But you can call procs that are of type /mob/living/carbon/human/proc/ for that
 					var/obj/item/storage/wallet/W = worn
 					W.front_id = id
 					id.forceMove(W)
-					W.update_icon()
+					W.update_appearance()
 			else
 				H.equip_to_slot(id,ITEM_SLOT_ID)
 

code/modules/admin/verbs/manipulate_organs.dm

@@ -71,4 +71,4 @@
 				var/obj/item/implantcase/case = new(get_turf(C))
 				case.imp = I
 				I.forceMove(case)
-				case.update_icon()
+				case.update_appearance()