GDPR Compliance: Add link to Google Privacy Policy to Bazel Site Footer

Closes bazelbuild#5257.

PiperOrigin-RevId: 197915412

site/_includes/footer-content.html

@@ -1,29 +1,30 @@
 <div class="container">
   <div class="row">
-    <div class="col-md-4">
+    <div class="col-sm-4 col-md-2">
       <p>About</p>
       <ul class="list-unstyled">
-        <li><a href="https://github.com/bazelbuild/bazel/wiki/Bazel-Users">Who's using Bazel</a></li>
+        <li><a href="https://github.com/bazelbuild/bazel/wiki/Bazel-Users">Who's Using Bazel?</a></li>
         <li><a href="{{ site.main_site_url }}/roadmap.html">Roadmap</a></li>
         <li><a href="{{ site.main_site_url }}/contributing.html">Contribute</a></li>
         <li><a href="{{ site.main_site_url }}/governance.html">Governance Plan</a></li>
+        <li><a href="https://policies.google.com/privacy">Privacy Policy</a></li>
       </ul>
     </div>
-    <div class="col-md-4">
+    <div class="col-sm-4 col-md-2">
       <p>Support</p>
       <ul class="list-unstyled">
         <li><a href="http://stackoverflow.com/questions/tagged/bazel">Stack Overflow</a></li>
         <li><a href="https://github.com/bazelbuild/bazel/issues">Issue Tracker</a></li>
-        <li><a href="https://docs.bazel.build">Documentation</a></li>
+        <li><a href="{{ site.docs_site_url }}">Documentation</a></li>
         <li><a href="{{ site.main_site_url }}/faq.html">FAQ</a></li>
         <li><a href="{{ site.main_site_url }}/support.html">Support Policy</a></li>
       </ul>
     </div>
-    <div class="col-md-4">
+    <div class="col-sm-4 col-md-2">
       <p>Stay Connected</p>
       <ul class="list-unstyled">
         <li><a href="https://twitter.com/bazelbuild">Twitter</a></li>
-        <li><a href="https://blog.bazel.build">Blog</a></li>
+        <li><a href="{{ site.blog_site_url }}">Blog</a></li>
         <li><a href="https://github.com/bazelbuild/bazel">GitHub</a></li>
         <li><a href="https://groups.google.com/forum/#!forum/bazel-discuss">Discussion group</a></li>
       </ul>