remove rotation hindrance

Project/Assets/ML-Agents/Examples/Tennis/Scripts/TennisAgent.cs

         }
 
         m_AgentRb.AddForce(new Vector3(moveX * 5f, upward * 10f, 0f), ForceMode.VelocityChange);
+        //m_AgentRb.AddForce(new Vector3(moveX * 20f, upward * 10f, 0f), ForceMode.VelocityChange);
-        Quaternion deltaRotation = Quaternion.Euler(zAxis * rotateZ * .5f);
+        Quaternion deltaRotation = Quaternion.Euler(zAxis * rotateZ);// * .5f);
         m_AgentRb.MoveRotation(m_AgentRb.rotation * deltaRotation);
         //gameObject.transform.Rotate(0f, 0f, rotateZ);
 

config/trainer_config.yaml

     hidden_units: 512
     beta: 1.0e-2
     time_horizon: 1000
-    threaded: false
     self_play:
         window: 10
         play_against_latest_model_ratio: 0.5