Started making main menu

Assets/Scenes/GameScene.unity

@@ -268,7 +268,7 @@ MonoBehaviour:
     m_HorizontalOverflow: 1
     m_VerticalOverflow: 1
     m_LineSpacing: 1
-  m_Text: Pause
+  m_Text: Main menu
 --- !u!222 &80689893
 CanvasRenderer:
   m_ObjectHideFlags: 0
@@ -1865,7 +1865,7 @@ GameObject:
   - component: {fileID: 1347333879}
   - component: {fileID: 1347333878}
   m_Layer: 5
-  m_Name: PauseButton
+  m_Name: MainMenu
   m_TagString: Untagged
   m_Icon: {fileID: 0}
   m_NavMeshLayer: 0