【Fix】连接预制引用；

UpmGitTool/Assets/Scenes/SampleScene.unity

@@ -7312,7 +7312,7 @@ RectTransform:
   m_LocalEulerAnglesHint: {x: 0, y: 0, z: 0}
   m_AnchorMin: {x: 0.5, y: 1}
   m_AnchorMax: {x: 0.5, y: 1}
-  m_AnchoredPosition: {x: -152.56996, y: 0.00035318919}
+  m_AnchoredPosition: {x: -152.56996, y: 0.00034206756}
   m_SizeDelta: {x: 305.14, y: 400.68}
   m_Pivot: {x: 0, y: 1}
 --- !u!114 &1245554590
@@ -8380,7 +8380,7 @@ MonoBehaviour:
   m_HandleRect: {fileID: 202069241}
   m_Direction: 2
   m_Value: 0
-  m_Size: 0.9630601
+  m_Size: 0.966445
   m_NumberOfSteps: 0
   m_OnValueChanged:
     m_PersistentCalls:
@@ -13110,7 +13110,7 @@ MonoBehaviour:
   m_Script: {fileID: 11500000, guid: cadc544abab43694dbf8d32ec79ce9c6, type: 3}
   m_Name: 
   m_EditorClassIdentifier: 
-  ItemPrefab: {fileID: 0}
+  ItemPrefab: {fileID: 7529971250023223842, guid: d71b34dab6e93d24bab058f48bd9e4c1, type: 3}
   LayoutGroup: {fileID: 2139658764}
 --- !u!114 &2139658764
 MonoBehaviour: