Change tutorial topics

Author: adamgraham

README.md

@@ -3,7 +3,7 @@
 > Bomberman is a video game franchise originally released in Japan in July 1983. Bomberman gameplay involves strategically placing down bombs, which explode in multiple directions after a certain amount of time, in order to destroy obstacles and kill enemies and other players.
 
 - **Difficulty**: Intermediate
-- **Topics**: AI, Tilemaps, Animation
+- **Topics**: Tilemaps, Animation, Multiplayer
 - **Version**: Unity 2020.3 (LTS)
 - [**Download**](https://github.com/zigurous/unity-bomberman-tutorial/archive/refs/heads/main.zip)
 - [**Watch Video**](https://www.youtube.com/c/zigurous)