add sql server port to the default settings file

scripts/user-settings.ini-default

@@ -17,6 +17,7 @@
 sql_user = "mesh-map"
 sql_passwd = "mesh-map_sql_user_password"
 sql_server = "localhost"
+sql_port = "3306"
 sql_db = "node_map"
 sql_db_tbl = "node_info"
 sql_db_tbl_node = "node_info"