website: Add link to gem5 youtube channel

Signed-off-by: Jason Lowe-Power <jason@lowepower.com>
Change-Id: If4b6e42218213bf651cbee1525f66247e58cdc43
Reviewed-on: https://gem5-review.googlesource.com/c/public/gem5-website/+/60690
Reviewed-by: Bobby Bruce <bbruce@ucdavis.edu>
Maintainer: Bobby Bruce <bbruce@ucdavis.edu>
Tested-by: Bobby Bruce <bbruce@ucdavis.edu>
diff --git a/index.html b/index.html
index 448cebc..b931bbf 100755
--- a/index.html
+++ b/index.html
@@ -21,6 +21,7 @@
   <a href="https://gem5.googlesource.com/public/gem5"><button type="button" class="btn btn-outline-primary">Source</button></a>
   <a href="https://gem5-review.googlesource.com/"><button type="button" class="btn btn-outline-primary">Code Review</button></a>
   <a href="https://arxiv.org/abs/2007.03152"><button type="button" class="btn btn-outline-primary">gem5-20+ paper</button></a>
+  <a href="https://www.youtube.com/channel/UCCpCGEj_835WYmbB0g96lZw"><button type="button" class="btn btn-outline-primary">gem5 Youtube</button></a>
 
   <div class="testing-status">
     <div class="testing-title">
@@ -76,6 +77,17 @@
 
     <div class="col">
       <div class="card">
+        <div class="fav"><i class="fa fa-youtube"></i></div>
+        <div class="card-body">
+          <h5 class="card-title">Contributing</h5>
+          <p class="card-text">Learn more about gem5 on our YouTube channel</p>
+          <a href="https://www.youtube.com/channel/UCCpCGEj_835WYmbB0g96lZw" class="btn btn-primary">Go to YouTube</a>
+        </div>
+      </div>
+    </div>
+
+    <div class="col">
+      <div class="card">
         <div class="fav"><i class="fa fa-download"></i></div>
         <div class="card-body">
           <h5 class="card-title">Guest binaries</h5>