[Form] Remove unnecessary imports

Author: alexandre-daubois

Test/FormPerformanceTestCase.php

@@ -12,7 +12,6 @@
 namespace Symfony\Component\Form\Test;
 
 use Symfony\Component\Form\Test\Traits\RunTestTrait;
-use Symfony\Component\Form\Tests\VersionAwareTest;
 
 /**
  * Base class for performance tests.

Tests/Extension/Core/Type/BaseTypeTestCase.php

@@ -12,7 +12,6 @@
 namespace Symfony\Component\Form\Tests\Extension\Core\Type;
 
 use Symfony\Component\Form\Test\TypeTestCase;
-use Symfony\Component\Form\Tests\VersionAwareTest;
 
 /**
  * @author Bernhard Schussek <[email protected]>