fixed bug where you can't change the station which a station account belongs to

app/scripts/database_queries.php

@@ -260,6 +260,17 @@ function change_password($con, $id, $password) {
     }
 }
 
+function change_s_id($con, $id, $s_id) {
+    try {
+        $stmt = $con->prepare("UPDATE users SET s_id = ? WHERE id= ?");
+        $stmt->bindParam(1, $s_id, PDO::PARAM_INT);
+        $stmt->bindParam(2, $id, PDO::PARAM_STR);
+        $stmt->execute();
+    } catch(PDOException $e) {
+        handle_pdo_exception($e);
+    }
+}
+
 function get_result($con, $m_id, $s_id) {
     try {
         $stmt = $con->prepare("SELECT P.*, M.name as name, M.feuerwehr as feuerwehr FROM Punkte P, Mannschaft M WHERE M.m_id = P.m_id AND P.m_id = ? AND P.s_id = ?");