Remove middot from end of first footer line

Move it to the second line to separate GitHub and wiki link instead.

https://claude.ai/code/session_017Dqii6UiJafS226Y2z52Ya

Author: claude

src/components/Footer.tsx

@@ -44,7 +44,7 @@ export default function Footer() {
           <a href="https://github.com/enricobattocchi/closerintime-node" rel="noopener" target="_blank">
             GitHub
           </a>
-          {" "}&middot;{" "}
+          {" · "}
           Check also{" "}
           <a href="https://wiki.closerinti.me/" rel="noopener" target="_blank">
             wiki.closerintime