chore: add ClientManager in SampleScene

Author: viglucci

UnityRSocket/Assets/Scenes/SampleScene.unity

@@ -308,6 +308,7 @@ GameObject:
   serializedVersion: 6
   m_Component:
   - component: {fileID: 1383403839}
+  - component: {fileID: 1383403840}
   m_Layer: 0
   m_Name: ClientManager
   m_TagString: Untagged
@@ -329,3 +330,17 @@ Transform:
   m_Father: {fileID: 0}
   m_RootOrder: 2
   m_LocalEulerAnglesHint: {x: 0, y: 0, z: 0}
+--- !u!114 &1383403840
+MonoBehaviour:
+  m_ObjectHideFlags: 0
+  m_CorrespondingSourceObject: {fileID: 0}
+  m_PrefabInstance: {fileID: 0}
+  m_PrefabAsset: {fileID: 0}
+  m_GameObject: {fileID: 1383403838}
+  m_Enabled: 1
+  m_EditorHideFlags: 0
+  m_Script: {fileID: 11500000, guid: 766053e398fb88b4a90402abf07b019f, type: 3}
+  m_Name: 
+  m_EditorClassIdentifier: 
+  keepAliveInterval: 1000
+  keepAliveTimeout: 60000