[7.11] [DOCS] Adds missing `monitoring.cluster_alerts.email_notificat…

…ions.email_address` monitoring setting (#126826) (#127353)

* [DOCS] Adds missing `monitoring.cluster_alerts.email_notifications.email_address` monitoring setting (#126826)

* [DOCS] Adds missing deprecated monitoring settings

* Review comments

Co-authored-by: Kibana Machine <42973632+kibanamachine@users.noreply.github.com>
(cherry picked from commit 0bc7a2e)

* Removes deprecation message for unsupported version

docs/settings/monitoring-settings.asciidoc

@@ -31,6 +31,10 @@ For more information, see
 
 [cols="2*<"]
 |===
+| `monitoring.cluster_alerts.email_notifications.email_address` {ess-icon}::
+  | deprecated:[7.11.0] 
+  When enabled, specifies the email address where you want to receive cluster alert notifications.
+
 | `monitoring.cluster_alerts.email_notifications.enabled`::
   | deprecated:[7.11.0] 
   When enabled, sends email notifications for Watcher alerts to the specified email address. The default is `true`.