Update blog link to remove file extension

Author: DevLabStudy

orbit.html

@@ -68,7 +68,7 @@
         <a href="/" class="nav-brand">DevLabStudy©</a>
         <div class="nav-links">
             <a href="/">Hub</a>
-            <a href="/blog.html">Blog</a>
+            <a href="/blog">Blog</a>
             <a href="/homelab.html">HomeLab</a>
             <a href="/orbit.html" class="active">Orbit™</a>
         </div>