remove: link to PHPMyAdmin

Removes port-dependent links making the application more predictable in virtual environments.

Author: rob-ec

app/index.php

@@ -7,9 +7,7 @@
         <!-- DB CONNECT TEST -->
         <?php $connect = new mysqli('db', 'dev', 'devpass', 'test_db'); ?>
         <p><?= ($connect->connect_error) ? "Database = Error" : "Database = Ok" ?></p>
-        <!-- PHPMyAdmin -->
-        <a href="http://127.0.0.1:8900" target="_blank">[PHPMyAdmin]</a>
         <!-- PHP Info -->
         <?php phpinfo(); ?>
     </body>
-</html>
+</html>