Remove empty paragraph in proposals search summary

We were accidentally introducing an empty paragraph because of a typo.

app/views/proposals/index.html.erb

@@ -27,7 +27,7 @@
                   t("proposals.index.search_results", count: @proposals.size, search_term: @search_terms)
                 ) %>
               <% end %>
-            <p>
+            </p>
           <% elsif params[:retired].present? %>
             <h2><%= t("proposals.index.retired_proposals") %></h2>
           <% elsif params[:selected].present? %>