chore(openapi): update smartevents-mgmt/v1 OpenAPI document (#599)

Co-authored-by: app-services-ci <app-services-ci@users.noreply.github.com>

Author: app-services-ci

.openapi/smartevents_mgmt_v2.yaml

@@ -1250,6 +1250,8 @@ components:
         flows:
           type: object
           nullable: false
+        status_message:
+          type: string
   securitySchemes:
     bearer:
       type: http