fix(pwserver): remove unneeded RCON parameters

lgsm/config-default/config-lgsm/pwserver/_default.cfg

@@ -15,12 +15,9 @@ servername="LinuxGSM"
 port="8211"
 steamport="27015"
 
-## To enable RCON, enter a port number here. The default port is 25575. The RCON password can be set by setting AdminPassword in PalWorldServer.ini
-rconport=""
-
 ## Server Parameters | https://docs.linuxgsm.com/configuration/start-parameters#additional-parameters
 ## Game Server Docs | https://tech.palworldgame.com/settings-and-operation/arguments
-startparameters="-publiclobby -useperfthreads -NoAsyncLoadingThread -UseMultithreadForDS -servername='${servername}' -port='${port}' -queryport='${steamport}' ${rconport:+ -rcon -rconport='${rconport}'}"
+startparameters="-publiclobby -useperfthreads -NoAsyncLoadingThread -UseMultithreadForDS -servername='${servername}' -port='${port}' -queryport='${steamport}'"
 
 #### LinuxGSM Settings ####