fix: firmware cannot be linked

src/routes/(app)/Footer.svelte

@@ -82,7 +82,7 @@
     </li>
     <li>
       <a
-        href="/firmware/{currentDevice ? `${currentDevice}/` : ''}"
+        href="/ccos/{currentDevice ? `${currentDevice}/` : ''}"
         use:action={{ title: "Updates" }}
       >
         CCOS {$serialPort?.version ?? "Updates"}

src/routes/(app)/ccos/+layout.svelte

@@ -2,7 +2,7 @@
   let { children } = $props();
 </script>
 
-<h1><a href="/firmware">Firmware Updates</a></h1>
+<h1><a href="/ccos">Firmware Updates</a></h1>
 
 {@render children()}