[Detection Engine] Update alert apiKey when the rule is updated (#67364) (#67426)

# Conflicts:
#	x-pack/plugins/siem/server/lib/detection_engine/rules/update_rules_notifications.ts

Co-authored-by: Elastic Machine <elasticmachine@users.noreply.github.com>

Author: patrykkopycinski

x-pack/legacy/plugins/siem/server/lib/detection_engine/rules/update_rules_notifications.ts

@@ -45,5 +45,8 @@ export const updateRulesNotifications = async ({
     interval: ruleActions.alertThrottle,
   });
 
+  // TODO: Workaround for https://github.com/elastic/kibana/issues/67290
+  await alertsClient.updateApiKey({ id: ruleAlertId });
+
   return ruleActions;
 };