header, footer: Move COB from header to footer

_includes/footer.html

@@ -1,4 +1,7 @@
 <footer>
+  <a href="/">
+    <img id="logo" src="/assets/images/radicle.svg" width="32" height="32" style="margin-top: 4px"/>
+  </a>
   <span><small>(c) <span class="desktop">2018-2025</span> The Radicle Team</small></span>
   <span><button class="toggle" id="toggle-theme"><!-- Set by script --></button></span>
 </footer>

_includes/header.html

@@ -1,7 +1,4 @@
 <header>
-  <a href="/">
-    <img id="logo" src="/assets/images/radicle.svg" width="32" height="32" style="margin-top: 4px"/>
-  </a>
   <div class="ticker">
     <div>RADICLE RADICLE RADICLE&nbsp;</div>
     <div>RADICLE PEER-TO-PEER NETWORK&nbsp;</div>