Repairing light robotic damage messaging fix (#8870)

* Robo-repair calls print a different message when all the damage is healed

* Return whether or not damage is repaired.

code/game/objects/items/weapons/tools/weldingtool.dm

@@ -21,7 +21,7 @@
 
 	//R&D tech level
 	origin_tech = list(TECH_ENGINEERING = 1)
-	
+
 	tool_qualities = list(TOOL_WELDER)
 
 	//Welding tool specific stuff
@@ -74,19 +74,19 @@
 		if(S.organ_tag == BP_HEAD)
 			if(H.head && istype(H.head,/obj/item/clothing/head/helmet/space))
 				to_chat(user, "<span class='warning'>You can't apply [src] through [H.head]!</span>")
-				return 1
+				return TRUE
 		else
 			if(H.wear_suit && istype(H.wear_suit,/obj/item/clothing/suit/space))
 				to_chat(user, "<span class='warning'>You can't apply [src] through [H.wear_suit]!</span>")
-				return 1
+				return TRUE
 
 		if(!welding)
 			to_chat(user, "<span class='warning'>You'll need to turn [src] on to patch the damage on [H]'s [S.name]!</span>")
-			return 1
+			return TRUE
 
 		if(S.robo_repair(15, BRUTE, "some dents", src, user))
 			remove_fuel(1, user)
-			return 1
+		return TRUE
 
 	return ..()