Merge pull request #4000 from babatakao/fix_link_404

Fix link 404.

app/views/deploy_keys/_deploy_key.html.haml

@@ -13,7 +13,7 @@
         = link_to 'Remove', project_deploy_key_path(@project, deploy_key), confirm: 'Are you sure?', method: :delete, class: "btn btn-remove delete-key btn-small pull-right"
 
 
-  = link_to project_deploy_key_path(@project, deploy_key) do
+  = link_to project_deploy_key_path(deploy_key.projects.include?(@project) ? @project : deploy_key.projects.first, deploy_key) do
     %i.icon-key
     %strong= deploy_key.title