removed utils from timebasedfieldupdater

tests/src/Unit/OCActorTest.php

@@ -1,7 +1,6 @@
 <?php declare(strict_types = 1);
 
 namespace Drupal\Tests\opencase\Unit;
-include "EntityTrait.php";
 
 use Drupal\Tests\UnitTestCase;
 
@@ -11,7 +10,7 @@ class OCActorTest extends UnitTestCase{
 
     public function setUp(): void {
         $this->etm = $this->getEntityTypeManager();
-        $this->setupContainer([
+        $this->getContainer([
             'entity_type.manager' => $this->etm
         ]);
     }