Description of problem: Need link to the troubleshooting page of elasticsearch cluster when alert occurs
Tested in elasticsearch-operator.4.7.0-202101080402.p0, the link is `https://github.com/openshift/elasticsearch-operator/blob/master/docs/alerts.md.md`, in fact, the doc link should be `https://github.com/openshift/elasticsearch-operator/blob/master/docs/alerts.md`.
Verified with elasticsearch-operator.5.0.0-18
Since the problem described in this bug report should be resolved in a recent advisory, it has been closed with a resolution of ERRATA. For information on the advisory (Errata Advisory for Openshift Logging 5.0.0), and where to find the updated files, follow the link below. If the solution does not work for you, open a new bug report. https://access.redhat.com/errata/RHBA-2021:0652