Remove superfluous main camera GameObject

Assets/Scenes/ARCollaborationData/ARCollaborationDataExample.unity

     debug:
       m_Flags: 0
   m_NavMeshData: {fileID: 0}
---- !u!1 &231808981
-GameObject:
-  m_ObjectHideFlags: 0
-  m_CorrespondingSourceObject: {fileID: 0}
-  m_PrefabInstance: {fileID: 0}
-  m_PrefabAsset: {fileID: 0}
-  serializedVersion: 6
-  m_Component:
-  - component: {fileID: 231808984}
-  - component: {fileID: 231808983}
-  - component: {fileID: 231808982}
-  m_Layer: 0
-  m_Name: Main Camera
-  m_TagString: MainCamera
-  m_Icon: {fileID: 0}
-  m_NavMeshLayer: 0
-  m_StaticEditorFlags: 0
-  m_IsActive: 1
---- !u!81 &231808982
-AudioListener:
-  m_ObjectHideFlags: 0
-  m_CorrespondingSourceObject: {fileID: 0}
-  m_PrefabInstance: {fileID: 0}
-  m_PrefabAsset: {fileID: 0}
-  m_GameObject: {fileID: 231808981}
-  m_Enabled: 1
---- !u!20 &231808983
-Camera:
-  m_ObjectHideFlags: 0
-  m_CorrespondingSourceObject: {fileID: 0}
-  m_PrefabInstance: {fileID: 0}
-  m_PrefabAsset: {fileID: 0}
-  m_GameObject: {fileID: 231808981}
-  m_Enabled: 1
-  serializedVersion: 2
-  m_ClearFlags: 1
-  m_BackGroundColor: {r: 0.19215687, g: 0.3019608, b: 0.4745098, a: 0}
-  m_projectionMatrixMode: 1
-  m_GateFitMode: 2
-  m_FOVAxisMode: 0
-  m_SensorSize: {x: 36, y: 24}
-  m_LensShift: {x: 0, y: 0}
-  m_FocalLength: 50
-  m_NormalizedViewPortRect:
-    serializedVersion: 2
-    x: 0
-    y: 0
-    width: 1
-    height: 1
-  near clip plane: 0.3
-  far clip plane: 1000
-  field of view: 60
-  orthographic: 0
-  orthographic size: 5
-  m_Depth: -1
-  m_CullingMask:
-    serializedVersion: 2
-    m_Bits: 4294967295
-  m_RenderingPath: -1
-  m_TargetTexture: {fileID: 0}
-  m_TargetDisplay: 0
-  m_TargetEye: 3
-  m_HDR: 1
-  m_AllowMSAA: 1
-  m_AllowDynamicResolution: 0
-  m_ForceIntoRT: 0
-  m_OcclusionCulling: 1
-  m_StereoConvergence: 10
-  m_StereoSeparation: 0.022
---- !u!4 &231808984
-Transform:
-  m_ObjectHideFlags: 0
-  m_CorrespondingSourceObject: {fileID: 0}
-  m_PrefabInstance: {fileID: 0}
-  m_PrefabAsset: {fileID: 0}
-  m_GameObject: {fileID: 231808981}
-  m_LocalRotation: {x: 0, y: 0, z: 0, w: 1}
-  m_LocalPosition: {x: 0, y: 1, z: -10}
-  m_LocalScale: {x: 1, y: 1, z: 1}
-  m_Children: []
-  m_Father: {fileID: 0}
-  m_RootOrder: 0
-  m_LocalEulerAnglesHint: {x: 0, y: 0, z: 0}
 --- !u!1 &258687577
 GameObject:
   m_ObjectHideFlags: 0
   m_Children:
   - {fileID: 1564081118}
   m_Father: {fileID: 0}
-  m_RootOrder: 2
+  m_RootOrder: 1
   m_LocalEulerAnglesHint: {x: 0, y: 0, z: 0}
 --- !u!114 &411184565
 MonoBehaviour:
   - {fileID: 1989065127}
   - {fileID: 2051619927}
   m_Father: {fileID: 0}
-  m_RootOrder: 4
+  m_RootOrder: 3
   m_LocalEulerAnglesHint: {x: 0, y: 0, z: 0}
   m_AnchorMin: {x: 0, y: 0}
   m_AnchorMax: {x: 0, y: 0}
   m_LocalScale: {x: 1, y: 1, z: 1}
   m_Children: []
   m_Father: {fileID: 0}
-  m_RootOrder: 7
+  m_RootOrder: 6
   m_LocalEulerAnglesHint: {x: 0, y: 0, z: 0}
 --- !u!114 &908220284
 MonoBehaviour:
   m_Name: 
   m_EditorClassIdentifier: 
   m_AttemptUpdate: 1
+  m_MatchFrameRate: 1
 --- !u!4 &1297001903
 Transform:
   m_ObjectHideFlags: 0
   m_LocalScale: {x: 1, y: 1, z: 1}
   m_Children: []
   m_Father: {fileID: 0}
-  m_RootOrder: 3
+  m_RootOrder: 2
   m_LocalEulerAnglesHint: {x: 0, y: 0, z: 0}
 --- !u!114 &1297001904
 MonoBehaviour:
   m_LocalScale: {x: 1, y: 1, z: 1}
   m_Children: []
   m_Father: {fileID: 0}
-  m_RootOrder: 6
+  m_RootOrder: 5
   m_LocalEulerAnglesHint: {x: 0, y: 0, z: 0}
 --- !u!1 &1634621700
 GameObject:
   m_LocalScale: {x: 1, y: 1, z: 1}
   m_Children: []
   m_Father: {fileID: 0}
-  m_RootOrder: 1
+  m_RootOrder: 0
   m_LocalEulerAnglesHint: {x: 50, y: -30, z: 0}
 --- !u!1 &1888598220
 GameObject:
   m_LocalScale: {x: 1, y: 1, z: 1}
   m_Children: []
   m_Father: {fileID: 0}
-  m_RootOrder: 5
+  m_RootOrder: 4
   m_LocalEulerAnglesHint: {x: 0, y: 0, z: 0}
 --- !u!1 &1989065126
 GameObject: