Don't remove details_link for errored PRs

Now that we have a snapshot events page, don't remove details url for error.
Change in finalizer:
https://github.com/codeclimate/finalizer/commit/d63a1d1d29d112901a5bf2352939ae545259a57b

Author: ABaldwinHunter

lib/cc/services/github_pull_requests.rb

@@ -109,9 +109,6 @@ def update_status(state, description)
         target_url:  @payload["details_url"],
         context:     "codeclimate"
       }
-      if state == "error"
-        params.delete(:target_url)
-      end
       @response = service_post(status_url, params.to_json)
     end
   end