fixed language key

web/templates/admin/edit_server.html

@@ -737,7 +737,7 @@
                                                                     <a href="https://vestacp.com/checkout/2co.php?product_id=7&referer='.$_SERVER['HTTP_HOST'].'" class="purchase">'.__('Buy Licence').' 3$/'.__('month').'</a>
                                                                 </li>
                                                                 <li>
-                                                                    <a href="https://vestacp.com/checkout/2co.php?product_id=8&referer='.$_SERVER['HTTP_HOST'].'" class="purchase">'.__('Buy Lifetime Licence').' 50$</a>
+                                                                    <a href="https://vestacp.com/checkout/2co.php?product_id=8&referer='.$_SERVER['HTTP_HOST'].'" class="purchase">'.__('Buy Lifetime License').' 50$</a>
                                                                 </li>
                                                             </ul>
                                                             <span class="twoco">2Checkout.com Inc. (Ohio, USA) is a payment facilitator for goods and services provided by vestacp.com.</span>';