Rename image to include version number

To help the TW team later in identifying image age.

doc/operations/incident_management/alerts.md

@@ -204,6 +204,19 @@ Select the **To-Do List** **{todo-done}** in the navigation bar to view your cur
 
 ![Alert Details Added to do](./img/alert_detail_added_todo_v13_1.png)
 
+## Link runbooks to alerts
+
+> Runbook URLs [introduced](https://gitlab.com/gitlab-org/gitlab/-/merge_requests/39315) in GitLab 13.3.
+
+When creating alerts from the metrics dashboard for
+[managed Prometheus instances](../metrics/alerts.md#managed-prometheus-instances),
+you can link a runbook. When the alert triggers, you can access the runbook through
+the [chart context menu](../metrics/dashboards/index.md#chart-context-menu) in the
+upper-right corner of the metrics chart, making it easy for you to locate and access
+the correct runbook:
+
+![Linked Runbook in charts](img/link_runbooks_to_alerts_v13_5.png)
+
 ## View the environment that generated the alert
 
 > - [Introduced](https://gitlab.com/gitlab-org/gitlab/-/issues/232492) in GitLab 13.5.