ShieldDamageMultiplier for bullets (#6331)

* ShieldDamageMultiplier + Dynamic damage multipliers

* Add to stats

* That's not right

* merge typo

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Co-authored-by: Anuken <arnukren@gmail.com>

core/src/mindustry/entities/comp/BuildingComp.java

@@ -1645,7 +1645,7 @@ abstract class BuildingComp implements Posc, Teamc, Healthc, Buildingc, Timerc,
     public boolean collision(Bullet other){
         boolean wasDead = health <= 0;
 
-        float damage = other.damage() * other.type().buildingDamageMultiplier;
+        float damage = other.type.buildingDamage(other);
         if(!other.type.pierceArmor){
             damage = Damage.applyArmor(damage, block.armor);
         }