Update footer.html

Author: andreruffert

_includes/footer.html

@@ -9,5 +9,5 @@ <h2>About</h2>
     <p><a href="http://andreruffert.com">André Ruffert</a></p>
     <p><a href="https://bsky.app/profile/andreruffert.com">Follow @andreruffert</a></p>
     <p><a href="https://github.com/andreruffert/rangeslider.js/graphs/contributors">& contributors</a>.</p>
-    <p><small>Open Source FTW! <3</small></p>
+    <p><small>Have a great day!</small></p>
 </footer>