Revert #8176 (#8186)

Liquid turrets are used to give buff like wet but not do the damage. The ammo change is not appropriate.

core/src/mindustry/world/blocks/defense/turrets/LiquidTurret.java

@@ -60,16 +60,6 @@ public class LiquidTurret extends Turret{
 
     public class LiquidTurretBuild extends TurretBuild{
 
-        @Override
-        public void onProximityAdded(){
-            super.onProximityAdded();
-
-            //add first ammo liquid to cheaty blocks so they can shoot properly
-            if(cheating() && ammoTypes.size > 0){
-                handleLiquid(this, ammoTypes.entries().next().key, 1f);
-            }
-        }
-
         @Override
         public boolean shouldActiveSound(){
             return wasShooting && enabled;