fix: instagram url

Author: bajrangCoder

src/pages/about/about.hbs

@@ -47,7 +47,7 @@
             </div>
             Twitter
         </a>
-        <a href="https://www.instagram.com/foxbiz_io/" class="social-link">
+        <a href="https://www.instagram.com/foxbiz.io/" class="social-link">
             <div class="social-icon">
                 <span class="icon instagram"></span>
             </div>