removing photon from prefab as well

Assets/BossRoom/Prefabs/NetworkingManager.prefab

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   - component: {fileID: 5436007408952557927}
   - component: {fileID: 5436007408952557926}
-  - component: {fileID: 5436007408952557945}
   m_Layer: 0
   m_Name: NetworkingManager
   m_TagString: Untagged
   SimulatePacketLossChance: 0
   SimulateMinLatency: 0
   SimulateMaxLatency: 0
---- !u!114 &5436007408952557945
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-  m_ObjectHideFlags: 0
-  m_CorrespondingSourceObject: {fileID: 0}
-  m_PrefabInstance: {fileID: 0}
-  m_PrefabAsset: {fileID: 0}
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-  m_Name: 
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-  gameVersion: 0.0.0
-  region: EU
-  nickName: 
-  roomName: 
-  maxPlayers: 4
-  batchedTransportEventCode: 129
-  channelIdCodesStartRange: 130
-  attachSupportLogger: 1
-  sendQueueBatchSize: 4096