Add Entity#getChunk convenience method

src/main/java/net/minestom/server/entity/Entity.java

@@ -625,6 +625,15 @@ public abstract class Entity implements Viewable, EventHandler, DataContainer {
         this.boundingBox = new BoundingBox(this, x, y, z);
     }
 
+    /**
+     * Convenience method to get the entity current chunk
+     *
+     * @return the entity chunk
+     */
+    public Chunk getChunk() {
+        return instance.getChunkAt(lastX, lastZ);
+    }
+
     /**
      * Get the entity current instance
      *