<section class="contextual_info">
  <%= render partial: "policies/policy_navigation" %>

  <h1>Policy definition</h1>
  <nav class="policy_parts" role="navigation">
    <%= link_to_with_current @policy.title, public_document_path(@policy, anchor: 'top') %>
  </nav>

  <% if (supporting_pages = @policy.supporting_pages).any? %>
    <h2>Supporting detail</h2>
    <nav class="supporting_pages" role="navigation">
      <% supporting_pages.each do |supporting_page| %>
        <% options = supporting_page == @supporting_page ? {class: "active"} : {} %>
        <%= link_to_with_current(supporting_page.title,
              policy_supporting_page_path(@policy.document, supporting_page),
              options) %>
      <% end %>
    </nav>
  <% end %>
</section>

<section class="contextual_info">
  <%= render partial: "policies/policy_navigation" %>

  <% if (supporting_pages = @policy.supporting_pages).any? %>
    <h2>Supporting detail</h2>
    <nav class="supporting_pages" role="navigation">
      <% supporting_pages.each do |supporting_page| %>
        <% options = supporting_page == @supporting_page ? {class: "active"} : {} %>
        <%= link_to_with_current(supporting_page.title,
              policy_supporting_page_path(@policy.document, supporting_page),
              options) %>
      <% end %>
    </nav>
  <% end %>
</section>

Remove redundant link to policy.
Remove redundant link to policy.

This should've been removed in 550e3a68beba6f69daaa290ebf287c5e1fb70fa2
when I added the policy navigation partial to the template.
