Update CoreBlock.java (#10025)

Allows destroyBullet to work on coreBlock.

core/src/mindustry/world/blocks/storage/CoreBlock.java

@@ -601,6 +601,7 @@ public class CoreBlock extends StorageBlock{
 
         @Override
         public void afterDestroyed(){
+            super.afterDestroyed();
             if(state.rules.coreCapture){
                 if(!net.client()){
                     tile.setBlock(block, lastDamage);