gnome menu broken link (electron#507)

Author: ms10596

sections/menus/menus.html

@@ -34,7 +34,7 @@ <h2>ProTip</h2>
             <ul>
               <li><a href="https://developer.apple.com/macos/human-interface-guidelines/menus/menu-anatomy/">macOS<span class="u-visible-to-screen-reader">(opens in new window)</span></a></li>
               <li><a href="https://msdn.microsoft.com/en-us/library/windows/desktop/bb226797(v=vs.85).aspx">Windows<span class="u-visible-to-screen-reader">(opens in new window)</span></a></li>
-              <li><a href="https://developer.gnome.org/hig/stable/menu-bars.html.en">Linux<span class="u-visible-to-screen-reader">(opens in new window)</span></a></li>
+              <li><a href="https://developer.gnome.org/hig/patterns/controls/menus.html">Linux<span class="u-visible-to-screen-reader">(opens in new window)</span></a></li>
             </ul>
           </div>
         </div>