fix: remove unused port range from server configuration

Author: drazisil

docs/server.md

@@ -36,7 +36,6 @@ You will need to open the following ports:
 - 43300
 - 43400
 - 53303
-- 9000 - 9014 (not yet used, I think they are for UDP client racing
 
 ### Running
 

src/nps_server.ts

@@ -56,8 +56,7 @@ function main() {
 		});
 
 		const listeningPortList = [
-			6660, 7003, 8228, 8226, 8227, 9000, 9001, 9002, 9003, 9004, 9005, 9006,
-			9007, 9008, 9009, 9010, 9011, 9012, 9013, 9014, 43200, 43300, 43400,
+			6660, 7003, 8228, 8226, 8227, 43200, 43300, 43400,
 			53303,
 		];