feat: move earliest date for invoice upload to last day of assignment

src/EventListener/DispositionWorkflowGuardSubscriber.php

@@ -79,7 +79,7 @@ class DispositionWorkflowGuardSubscriber implements EventSubscriberInterface
             $event->setBlocked(true, $message);
         }
 
-        $earliestDate = $destination->getDateFrom();
+        $earliestDate = $destination->getDateTo();
 
         if ($earliestDate > $today) {
             $message = $this