Update to verified bluesky profile

I followed the instructions[1] to associate the jam.coop domain with
the bluesky account.

[1] https://bsky.social/about/blog/4-28-2023-domain-handle-tutorial

app/views/layouts/application.html.erb

@@ -35,7 +35,7 @@
           <div>
             <p><a href="https://www.instagram.com/jamdotcoop/" class="underline">Instagram</a></p>
             <p><a rel="me" href="https://mastodon.social/@jamcoop" class="underline">Mastodon</a></p>
-            <p><a href="https://bsky.app/profile/jamcoop.bsky.social" class="underline">Bluesky</a></p>
+            <p><a href="https://bsky.app/profile/jam.coop" class="underline">Bluesky</a></p>
           </div>
         </div>
         <div>