user managment now shows to which station users with the user group station are binded

app/scripts/database_queries.php

@@ -191,7 +191,7 @@ function write_team($con, $team_name, $fire_department) {
 
 function get_users($con) {
     try {
-        $stmt = $con->prepare("SELECT user_name, user_group FROM users");
+        $stmt = $con->prepare("SELECT user_name, user_group, s_id FROM users");
         $stmt->execute();
         $stmt->setFetchMode(PDO::FETCH_ASSOC);
         return $stmt;