Fix condition to show the "see results" link

This condition was obsolete since we introduced the `results_enabled`
field in commit 4f4dc2c2a.

app/components/admin/budgets/links_component.html.erb

@@ -1,8 +1,6 @@
 <div class="budgets-links">
-  <% if budget.has_winning_investments? %>
-    <%= action(:results,
-               text: t("budgets.show.see_results"),
-               path: budget_results_path(budget)) %>
+  <% if can?(:read_results, budget) %>
+    <%= action(:results, text: results_text, path: budget_results_path(budget)) %>
   <% end %>
 
   <%= action(:preview, text: t("admin.budgets.actions.preview"), path: budget_path(budget), target: "_blank") %>