[READY]Refactors reagent container types

code/game/objects/items/tanks/watertank.dm

@@ -114,7 +114,7 @@
 	possible_transfer_amounts = list(25,50,100)
 	volume = 500
 	flags_1 = NOBLUDGEON_1
-	container_type = OPENCONTAINER_1
+	container_type = OPENCONTAINER
 	slot_flags = 0
 
 	var/obj/item/watertank/tank
@@ -351,7 +351,7 @@
 	var/usage_ratio = 5 //5 unit added per 1 removed
 	var/injection_amount = 1
 	amount_per_transfer_from_this = 5
-	container_type = OPENCONTAINER_1
+	container_type = OPENCONTAINER
 	spillable = FALSE
 	possible_transfer_amounts = list(5,10,15)