Add newsletter link

Author: markodenic

index.html

@@ -105,7 +105,7 @@ <h1>
 <footer>
     Made by <a href="https://markodenic.com">Marko</a> and contributors. <br>
     <div class="footer-links">
-        <a href="https://techwithmarko.com">Tech with Marko</a> |
+        <a href="https://markodenic.tech">Newsletter</a> |
         <a href="https://javascriptquiz.com">JavaScript Quiz</a> |
         <a href="https://freecodetools.org">Free Code Tools</a> |
         <a href="https://tech-blogs.dev">Tech Blogs</a>