Adds CNCF "hello" bar above topnav (#720)

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

website/layouts/partials/head.html

@@ -16,6 +16,7 @@
 {{- partial "twitter_cards.html" . -}}
 
 <script src="https://cmp.osano.com/16A0DbT9yDNIaQkvZ/c3494b1e-ff3a-436f-978d-842e9a0bed27/osano.js"></script>
+<script defer src="https://www.cncf.io/wp-content/themes/cncf-twenty-two/source/js/on-demand/hello-bar-embed.js"></script>
 
 {{ if eq (getenv "HUGO_ENV") "production" }}
 {{ template "_internal/google_analytics_async.html" . }}