removed useless event system

Assets/Scenes/Game.unity

@@ -899,7 +899,7 @@ PrefabInstance:
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@@ -1065,82 +1065,6 @@ MeshFilter:
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---- !u!114 &593721782
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-  m_DragThreshold: 10
---- !u!4 &593721784
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@@ -3670,7 +3594,7 @@ Transform:
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-  m_RootOrder: 7
+  m_RootOrder: 6
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 --- !u!1 &1882905302
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@@ -3716,7 +3640,7 @@ Transform:
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-  m_RootOrder: 6
+  m_RootOrder: 5
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 --- !u!1 &1891622500
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