De-duplicate Openstack Provider sidebar entry

Author: joelhandwell

website/source/layouts/openstack.erb

@@ -31,9 +31,6 @@
             <li<%= sidebar_current("docs-openstack-resource-fw-firewall-v1") %>>
               <a href="/docs/providers/openstack/r/fw_firewall_v1.html">openstack_fw_firewall_v1</a>
             </li>
-            <li<%= sidebar_current("docs-openstack-resource-fw-firewall-v1") %>>
-              <a href="/docs/providers/openstack/r/fw_firewall_v1.html">openstack_fw_firewall_v1</a>
-            </li>
             <li<%= sidebar_current("docs-openstack-resource-fw-policy-v1") %>>
               <a href="/docs/providers/openstack/r/fw_policy_v1.html">openstack_fw_policy_v1</a>
             </li>