Add link to ASF Privacy policy to website footer (#498)

diff --git a/_includes/partial/site-footer.html b/_includes/partial/site-footer.html
index a62b368..5644b54 100644
--- a/_includes/partial/site-footer.html
+++ b/_includes/partial/site-footer.html
@@ -24,6 +24,7 @@
             <a class="" href="https://www.apache.org/">Apache&nbsp;Software&nbsp;Foundation</a>
             <a class="" href="https://apache.org/events/current-event">Events</a>
             <a class="" href="https://www.apache.org/licenses/">License</a>
+            <a class="" href="https://privacy.apache.org/policies/privacy-policy-public.html">Privacy</a>
             <a class="" href="security.html">Security</a>
             <a class="" href="https://www.apache.org/foundation/thanks.html">Thanks</a>
             <a class="" href="https://www.apache.org/foundation/sponsorship.html">Sponsorship</a>