Add trash status to Workflow

[MAILPOET-4417]

mailpoet/lib/Automation/Engine/Builder/UpdateWorkflowController.php

@@ -67,7 +67,7 @@ class UpdateWorkflowController {
   }
 
   private function checkWorkflowStatus(string $status): void {
-    if (!in_array($status, [Workflow::STATUS_ACTIVE, Workflow::STATUS_INACTIVE, Workflow::STATUS_DRAFT], true)) {
+    if (!in_array($status, Workflow::STATUS_ALL, true)) {
       // translators: %s is the status.
       throw UnexpectedValueException::create()->withMessage(sprintf(__('Invalid status: %s', 'mailpoet'), $status));
     }