Fix the query to find staled entity workflows

Add a test to check that the query still works

src/Bundle/ChillMainBundle/Tests/Repository/EntityWorkflowRepositoryTest.php

@@ -0,0 +1,46 @@
+<?php
+
+declare(strict_types=1);
+
+/*
+ * Chill is a software for social workers
+ *
+ * For the full copyright and license information, please view
+ * the LICENSE file that was distributed with this source code.
+ */
+
+namespace ChillMainBundle\Tests\Repository;
+
+use Chill\MainBundle\Repository\Workflow\EntityWorkflowRepository;
+use Doctrine\ORM\EntityManagerInterface;
+use Symfony\Bundle\FrameworkBundle\Test\KernelTestCase;
+
+/**
+ * @internal
+ *
+ * @coversNothing
+ */
+class EntityWorkflowRepositoryTest extends KernelTestCase
+{
+    private EntityManagerInterface $em;
+
+    protected function setUp(): void
+    {
+        self::bootKernel();
+        $this->em = static::getContainer()->get(EntityManagerInterface::class);
+    }
+
+    /**
+     * This test only check that the query is ok.
+     *
+     * The semantic of the query is not checked.
+     */
+    public function testFindWorkflowsWithoutFinalStepAndOlderThanCheckQueryIsOk(): void
+    {
+        $repository = new EntityWorkflowRepository($this->em);
+
+        $actual = $repository->findWorkflowsWithoutFinalStepAndOlderThan(new \DateTimeImmutable('10 years ago'));
+
+        self::assertIsArray($actual, 'check that the query is successful');
+    }
+}