Update README.md

Signed-off-by: Glenn Fiedler <glenn@networknext.com>

Author: gafferongames

README.md

@@ -2,7 +2,7 @@
 
 # netcode
 
-**netcode** is a secure connection-oriented client/server protocol built on top of UDP. 
+**netcode** is a secure connection-oriented client/server protocol for multiplayer games built on top of UDP. 
 
 ![connections](https://github.com/user-attachments/assets/5c7e0c9b-17b6-4e84-a57b-13bdb55a9978)