Update header.html

Author: yuhattor

layouts/partials/header.html

@@ -61,7 +61,7 @@
       <div class="row align-items-center">
         <div class="col-md-12 text-center">
           <i class="ti-calendar mr-2"></i>
-          <a href="https://bit.ly/ISCSUM24" class="notice bg-primary text-light" target="_blank"> INNERSOURCE SUMMIT 2024 - book your ticket for November 20th and 21st </i></a>
+          <a href="https://bit.ly/ISCSUM24" class="bg-primary text-light" target="_blank"> INNERSOURCE SUMMIT 2024 - book your ticket for November 20th and 21st </i></a>
         </div>
       </div>
     </div>