fix: include past assignments in timeline

src/Controller/Administrative/Assignment/TimelineController.php

@@ -27,6 +27,7 @@ class TimelineController extends AbstractController
         $filterDto
             ->setDateFrom($period->first()->toDateTimeImmutable())
             ->setDateTo($period->last()->toDateTimeImmutable())
+            ->setIncludePast(true)
         ;
 
         $assignments = $this