Fix EndEpisode bug aand change colors

Project/Assets/ML-Agents/Examples/PushBlock/Prefabs/PushBlockCollabArea.prefab

   m_Script: {fileID: 11500000, guid: 4bb2bb36bb51d452ab58d30a868dfab3, type: 3}
   m_Name: 
   m_EditorClassIdentifier: 
-  MaxEnvironmentSteps: 25000
+  MaxEnvironmentSteps: 15000
   areaBounds:
     m_Center: {x: 0, y: 0, z: 0}
     m_Extent: {x: 0, y: 0, z: 0}
   m_Name: 
   m_EditorClassIdentifier: 
   tagToDetect: goal
-  GoalValue: 2
+  GoalValue: 8
   onTriggerEnterEvent:
     m_PersistentCalls:
       m_Calls:
   m_Name: 
   m_EditorClassIdentifier: 
   tagToDetect: goal
-  GoalValue: 2
+  GoalValue: 8
   onTriggerEnterEvent:
     m_PersistentCalls:
       m_Calls:
     VectorActionDescriptions: []
     VectorActionSpaceType: 0
     hasUpgradedBrainParametersWithActionSpec: 1
-  m_Model: {fileID: 11400000, guid: a051c5abff78d40c586086c42e713e18, type: 3}
+  m_Model: {fileID: 11400000, guid: 8d7f626dfcc954b5f9083ea40d739417, type: 3}
   m_InferenceDevice: 0
   m_BehaviorType: 0
   m_BehaviorName: PushBlock
   agentParameters:
     maxStep: 0
   hasUpgradedFromAgentParameters: 1
-  MaxStep: 5000
+  MaxStep: 0
   useVectorObs: 1
 --- !u!65 &2416809913911815185
 BoxCollider:
     VectorActionDescriptions: []
     VectorActionSpaceType: 0
     hasUpgradedBrainParametersWithActionSpec: 1
-  m_Model: {fileID: 11400000, guid: a051c5abff78d40c586086c42e713e18, type: 3}
+  m_Model: {fileID: 11400000, guid: 8d7f626dfcc954b5f9083ea40d739417, type: 3}
   m_InferenceDevice: 0
   m_BehaviorType: 0
   m_BehaviorName: PushBlock
   agentParameters:
     maxStep: 0
   hasUpgradedFromAgentParameters: 1
-  MaxStep: 5000
+  MaxStep: 0
   useVectorObs: 1
 --- !u!65 &2404981946995968560
 BoxCollider:
   m_RenderingLayerMask: 1
   m_RendererPriority: 0
   m_Materials:
-  - {fileID: 2100000, guid: b0da1813c36914e678ba57f2790424e1, type: 2}
+  - {fileID: 2100000, guid: 52eab8ab5010f438fab93da85735ba1d, type: 2}
   m_StaticBatchInfo:
     firstSubMesh: 0
     subMeshCount: 0
     VectorActionDescriptions: []
     VectorActionSpaceType: 0
     hasUpgradedBrainParametersWithActionSpec: 1
-  m_Model: {fileID: 11400000, guid: a051c5abff78d40c586086c42e713e18, type: 3}
+  m_Model: {fileID: 11400000, guid: 8d7f626dfcc954b5f9083ea40d739417, type: 3}
   m_InferenceDevice: 0
   m_BehaviorType: 0
   m_BehaviorName: PushBlock
   agentParameters:
     maxStep: 0
   hasUpgradedFromAgentParameters: 1
-  MaxStep: 5000
+  MaxStep: 0
   useVectorObs: 1
 --- !u!65 &3476783554245707143
 BoxCollider:

Project/Assets/ML-Agents/Examples/PushBlock/Scripts/PushAgentCollab.cs

         MoveAgent(actionBuffers.DiscreteActions);
 
         // Penalty given each step to encourage agent to finish task quickly.
-        AddReward(-1f / MaxStep);
+        AddReward(-1f / 15000);
     }
 
     public override void Heuristic(in ActionBuffers actionsOut)

Project/Assets/ML-Agents/Examples/PushBlock/TFModels/PushBlockCollabSuper.onnx.meta

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+    11400002: model data
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+  assetBundleVariant: 
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+  forceArbitraryBatchSize: 1
+  treatErrorsAsWarnings: 0