MM-27918 In-Product notices support (#15316)

model/job.go

@@ -20,6 +20,7 @@ const (
 	JOB_TYPE_MIGRATIONS                     = "migrations"
 	JOB_TYPE_PLUGINS                        = "plugins"
 	JOB_TYPE_EXPIRY_NOTIFY                  = "expiry_notify"
+	JOB_TYPE_PRODUCT_NOTICES                = "product_notices"
 	JOB_TYPE_ACTIVE_USERS                   = "active_users"
 
 	JOB_STATUS_PENDING          = "pending"
@@ -61,6 +62,7 @@ func (j *Job) IsValid() *AppError {
 	case JOB_TYPE_MESSAGE_EXPORT:
 	case JOB_TYPE_MIGRATIONS:
 	case JOB_TYPE_PLUGINS:
+	case JOB_TYPE_PRODUCT_NOTICES:
 	case JOB_TYPE_EXPIRY_NOTIFY:
 	case JOB_TYPE_ACTIVE_USERS:
 	default: