updated dynamic 3.5M model

Project/Assets/ML-Agents/Examples/Worm/Prefabs/WormBasePrefabDynamic.prefab

     vectorActionSize: 09000000
     vectorActionDescriptions: []
     vectorActionSpaceType: 1
-  m_Model: {fileID: 11400000, guid: e5fd6fc6be11c49b49542716a40d3ddc, type: 3}
+  m_Model: {fileID: 11400000, guid: 3fa7b06c456814f86b5227de4dc88800, type: 3}
   m_InferenceDevice: 0
   m_BehaviorType: 0
   m_BehaviorName: WormDynamic