Update Aauth.php

reset_password has no password generated

Author: REJack

application/libraries/Aauth.php

@@ -380,7 +380,7 @@ public function reset_password($user_id, $ver_code){
         $query = $this->CI->db->where('verification_code', $ver_code);
         $query = $this->CI->db->get( $this->config_vars['users'] );
 
-        $pass = random_string('alphanum',8);
+        $pass = random_string('alnum',8);
 
         if( $query->num_rows() > 0 ){