Update README.md

Author: Rash1d1

README.md

@@ -4,7 +4,7 @@
 2. Clone this repo
 3. Run
 ```bash
-git submodule init && git submodule update
+git submodule init && git submodule update --remote
 ```
 4. Create a bot at [@BotFather](https://t.me/BotFather) (don't forget to enable inline mode in settings)
 5. Create `.env` specifying `BOT_TOKEN` in same directory