fixup! fixup! improve check for used mock property

Author: TomasVotruba

rules/CodeQuality/Rector/Class_/RemoveNeverUsedMockPropertyRector.php

@@ -14,7 +14,6 @@
 use PhpParser\Node\Stmt\Property;
 use Rector\PhpParser\Node\BetterNodeFinder;
 use Rector\PhpParser\NodeFinder\PropertyFetchFinder;
-use Rector\PHPUnit\CodeQuality\NodeAnalyser\MockObjectExprDetector;
 use Rector\PHPUnit\CodeQuality\NodeAnalyser\MockObjectPropertyDetector;
 use Rector\PHPUnit\NodeAnalyzer\TestsNodeAnalyzer;
 use Rector\Rector\AbstractRector;