fixing an important issue in the sensor

Project/Assets/ML-Agents/Examples/Bullet/Scripts/AttentionSensorComponent.cs

 
     /// <inheritdoc/>
     public void Update() {
+        Reset();
+
+        // foreach (Bullet b in bullets)
+        // {
+        //     b.transform.localScale = 0.5f * new Vector3(1,1,1);
+        // }
+
+
 
         foreach (Bullet b in bullets)
         {
             m_ObservationBuffer[m_CurrentNumObservables * m_ObservableSize + 2] = b.transform.forward.x;
             m_ObservationBuffer[m_CurrentNumObservables * m_ObservableSize + 3] = b.transform.forward.z;
             m_CurrentNumObservables += 1;
+            // b.transform.localScale = 1f* new Vector3(1,1,1);
         }
 
     }