Fix issue where no password is assigned

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

@@ -21,7 +21,11 @@ maxplayers="28"
 
 ## Server Start Command | https://docs.linuxgsm.com/configuration/start-parameters#additional-parameters
 fn_parms(){
+if [ "${serverpassword}" != "" ]; then
 parms="${defaultmap}?Scenario=${defaultscenario}?MaxPlayers=${maxplayers}?Port=${port}?QueryPort=${queryport}?password=${serverpassword} -hostname='${servername}' -log"
+else
+parms="${defaultmap}?Scenario=${defaultscenario}?MaxPlayers=${maxplayers}?Port=${port}?QueryPort=${queryport} -hostname='${servername}' -log"
+fi
 }
 
 #### LinuxGSM Settings ####