MC-31729: Non-cacheable block added to default handle makes every page non-cacheable

Author: zakdma

app/code/Magento/Catalog/Test/Unit/Model/Layout/DepersonalizePluginTest.php

@@ -12,7 +12,7 @@
 use Magento\Framework\TestFramework\Unit\Helper\ObjectManager as ObjectManagerHelper;
 use Magento\Framework\View\LayoutInterface;
 use Magento\PageCache\Model\DepersonalizeChecker;
-use PhpUnit\Framework\MockObject\MockObject;
+use PHPUnit\Framework\MockObject\MockObject;
 use PHPUnit\Framework\TestCase;
 
 /**