Fix unit tests by importing the class

Signed-off-by: Carl Schwan <carl@carlschwan.eu>

apps/admin_audit/tests/Actions/SecurityTest.php

@@ -28,11 +28,11 @@ namespace OCA\AdminAudit\Tests\Actions;
 
 use OCA\AdminAudit\Actions\Security;
 use OCP\IUser;
-use Psr\Log\LoggerInterface;
+use OCA\AdminAudit\AuditLogger;
 use Test\TestCase;
 
 class SecurityTest extends TestCase {
-	/** @var LoggerInterface|\PHPUnit\Framework\MockObject\MockObject */
+	/** @var AuditLogger|\PHPUnit\Framework\MockObject\MockObject */
 	private $logger;
 
 	/** @var Security */