Removes Borg/AI IV Drip access entirely

Neither AIs nor Cyborgs can remove beakers from IV Drips.

code/game/machinery/iv_drip.dm

@@ -131,9 +131,9 @@
 				beaker.reagents.handle_reactions()
 				update_icon()
 
-/obj/machinery/iv_drip/attack_hand(mob/user as mob)
-	if(get_dist(src, user) > 1)
-		return //stops the AI from removing beakers, still allows borgs
+/obj/machinery/iv_drip/attack_hand(mob/living/carbon/user)
+	if(!istype(user))
+		return
 	if(src.beaker)
 		src.beaker.loc = get_turf(src)
 		src.beaker = null