fix problems from merging with upstream

Assets/_PROJECT/Prefabs/ModelGeneration/ModelGenerationManager.prefab

@@ -14,7 +14,6 @@ GameObject:
   - component: {fileID: 2166102850012183631}
   - component: {fileID: 8356602476881383464}
   - component: {fileID: 5682436338090300270}
-  - component: {fileID: 5910538061401192019}
   m_Layer: 0
   m_Name: ModelGenerationManager
   m_TagString: Untagged
@@ -129,15 +128,3 @@ MonoBehaviour:
   bufferLengthSec: 5
   playLoopback: 0
   loopbackVolume: 1
---- !u!114 &5910538061401192019
-MonoBehaviour:
-  m_ObjectHideFlags: 0
-  m_CorrespondingSourceObject: {fileID: 0}
-  m_PrefabInstance: {fileID: 0}
-  m_PrefabAsset: {fileID: 0}
-  m_GameObject: {fileID: 154411548685861447}
-  m_Enabled: 1
-  m_EditorHideFlags: 0
-  m_Script: {fileID: 11500000, guid: 6a9ed26713a3c4c4f8f6be3bbd4af5c7, type: 3}
-  m_Name: 
-  m_EditorClassIdentifier: