Add tracking codes to PyTorch conference links (#1708)

Signed-off-by: Chris Abraham <[email protected]>

Author: cjyabraham

_includes/header.html

@@ -1,6 +1,6 @@
 <div class="hello-bar">
   <div class="container">
-    Join us in Silicon Valley September 18-19 at the 2024 PyTorch Conference. <a target="_blank" href="https://events.linuxfoundation.org/pytorch-conference/">Learn more</a>.
+    Join us in Silicon Valley September 18-19 at the 2024 PyTorch Conference. <a target="_blank" href="https://events.linuxfoundation.org/pytorch-conference/?utm_source=www&utm_medium=homepage&utm_campaign=Pytorch-Conference-2024&utm_content=hello">Learn more</a>.
   </div>
 </div>
 <div class="container-fluid header-holder {{ page.body-class }}-header">

index.html

@@ -27,7 +27,7 @@ <h3>2024 PyTorch Conference</h3>
           Join us at the Conference on September 18-19 for insightful keynotes and engaging mini-summits.
         </p>
         <p>
-          <a href="https://events.linuxfoundation.org/pytorch-conference/">Don't miss out!</a>
+          <a href="https://events.linuxfoundation.org/pytorch-conference/?utm_source=www&utm_medium=homepage&utm_campaign=Pytorch-Conference-2024&utm_content=hero">Don't miss out!</a>
         </p>
       </div>
       <div class="col-md">