fixed GitHub & Discord link in menu

Author: muleyo

popup/index.html

@@ -104,8 +104,8 @@
             </p>
             <p class="p2">Whenever you change a setting, you have to reload the Twitch tab(s).</p>
             <p class="p2" style="text-align: center;">
-                <a href="https://github.com/cleanlock/VideoAdBlockForTwitch"><img src="github.png" alt="Github" height="42px" width="42px"></a>
-                <a href="https://discord.gg/PSgWqf3v8V"><img src="discord.png" alt="Discord" height="42px" width="42px" style="margin-left: 10px;"></a>
+                <a href="https://github.com/cleanlock/VideoAdBlockForTwitch" target="_blank"><img src="github.png" alt="Github" height="42px" width="42px"></a>
+                <a href="https://discord.gg/PSgWqf3v8V" target="_blank"><img src="discord.png" alt="Discord" height="42px" width="42px" style="margin-left: 10px;"></a>
             </p>
         </div>
         <script src="popupjs.js"></script>