Link for external alerts goes to wrong documentation
The link for external alerts goes to the wrong Prometheus documentation. Right now it goes to the instance level docs, instead of the project level docs.
It should point to the section we will add here: https://gitlab.com/gitlab-org/gitlab-ce/issues/57755, which should be on this page: https://docs.gitlab.com/ee/user/project/integrations/prometheus.html#setting-up-alerts-for-prometheus-metrics-ultimate