Update README.md

README.md

 # Lobby Rooms
   **com.unity.services.samples.lobby-rooms**
+
--Lobby Creation
--Lobby Query
--Lobby Data Sync
-  -Emotes
-  -Player Names
-  -Player Ready Check State  
--Lobby Joining
--Relay Service Creation
--Relay Code Generation
--Relay Service Joining
+- Lobby Creation
+- Lobby Query
+- Lobby Data Sync
+  - Emotes
+  - Player Names
+  - Player Ready Check State  
+- Lobby Joining
+- Relay Service Creation
+- Relay Code Generation
+- Relay Service Joining