Add MIT license note to footer.

Author: rehans

index.html

@@ -155,6 +155,11 @@ <h2 class="subtitle mt-5">Free, platform independent
                             <p class="py-2">
                                 VST is a registered trademark of Steinberg Media Technologies GmbH
                             </p>
+                            <p class="py-2">
+                                Source code licensed <a
+                                    href="https://github.com/steinbergmedia/vst3sdk/blob/master/LICENSE.txt" target="
+                                    _blank">MIT</a>
+                            </p>
                         </li>
                     </ul>
                 </div>