Refactor /mob/unEquip. (#27720)

* Refactor /mob/unEquip.

* fix things found in testing

* more fixes from testing

* fix removal of hooded suits

* fix flayers inability to deploy swarmprod

* fix changeling blade activation

* unnecessary parens

* pass default unequip args to proc overrides

* fix belts being able to forceMove into full hands

code/modules/admin/verbs/onlyone.dm

@@ -82,7 +82,7 @@
 		var/obj/item/slot_item_ID = H.get_item_by_slot(ITEM_SLOT_ID)
 		qdel(slot_item_ID)
 		var/obj/item/slot_item_hand = H.get_item_by_slot(ITEM_SLOT_RIGHT_HAND)
-		H.unEquip(slot_item_hand)
+		H.drop_item_to_ground(slot_item_hand)
 
 		var/obj/item/multisword/pure_evil/multi = new(H)
 		H.equip_to_slot_or_del(multi, ITEM_SLOT_RIGHT_HAND)

code/modules/admin/verbs/randomverbs.dm

@@ -9,7 +9,7 @@
 		return
 
 	for(var/obj/item/W in M)
-		M.unEquip(W)
+		M.drop_item_to_ground(W)
 
 	log_admin("[key_name(usr)] made [key_name(M)] drop everything!")
 	message_admins("[key_name_admin(usr)] made [key_name_admin(M)] drop everything!", 1)
@@ -28,7 +28,7 @@
 			return
 		//strip their stuff before they teleport into a cell :downs:
 		for(var/obj/item/W in M)
-			M.unEquip(W)
+			M.drop_item_to_ground(W)
 		//teleport person to cell
 		if(isliving(M))
 			var/mob/living/L = M