feat: Add Bluesky link to site navigation. (#38)

* feat: Add Bluesky link.

* fix: Appease linter.

Author: jheer

src/routes/+layout.svelte

@@ -64,10 +64,15 @@
           >{section.name}</a
         >
       {/each}
-      <a class="social w-4 rounded" title="@uwdata on Twitter/X" href="http://twitter.com/uwdata">
-        <svg viewBox="0 0 24 24" aria-hidden="true">
+      <a
+        class="social w-4 rounded"
+        title="@idl.uw.edu on Bluesky"
+        href="https://bsky.app/profile/idl.uw.edu"
+      >
+        <svg viewBox="0 0 16 16" aria-hidden="true">
           <path
-            d="M18.244 2.25h3.308l-7.227 8.26 8.502 11.24H16.17l-5.214-6.817L4.99 21.75H1.68l7.73-8.835L1.254 2.25H8.08l4.713 6.231zm-1.161 17.52h1.833L7.084 4.126H5.117z"
+            fill="currentColor"
+            d="M3.468 1.948C5.303 3.325 7.276 6.118 8 7.616c.725-1.498 2.697-4.29 4.532-5.668C13.855.955 16 .186 16 2.632c0 .489-.28 4.105-.444 4.692-.572 2.04-2.653 2.561-4.504 2.246 3.236.551 4.06 2.375 2.281 4.2-3.376 3.464-4.852-.87-5.23-1.98-.07-.204-.103-.3-.103-.218 0-.081-.033.014-.102.218-.379 1.11-1.855 5.444-5.231 1.98-1.778-1.825-.955-3.65 2.28-4.2-1.85.315-3.932-.205-4.503-2.246C.28 6.737 0 3.12 0 2.632 0 .186 2.145.955 3.468 1.948Z"
           ></path>
         </svg>
       </a>