chore: skip AssertFalseStrposToContainsRector

Author: kenjis

rector.php

@@ -42,6 +42,7 @@
 use Rector\Php71\Rector\FuncCall\CountOnNullRector;
 use Rector\Php73\Rector\FuncCall\JsonThrowOnErrorRector;
 use Rector\Php73\Rector\FuncCall\StringifyStrNeedlesRector;
+use Rector\PHPUnit\Rector\MethodCall\AssertFalseStrposToContainsRector;
 use Rector\PHPUnit\Rector\MethodCall\AssertIssetToSpecificMethodRector;
 use Rector\PHPUnit\Set\PHPUnitSetList;
 use Rector\Set\ValueObject\LevelSetList;
@@ -121,6 +122,9 @@
             __DIR__ . '/tests/system/Entity/EntityTest.php',
             __DIR__ . '/tests/system/Session/SessionTest.php',
         ],
+
+        // assertContains() to string can't be used in PHPUnit 9.1
+        AssertFalseStrposToContainsRector::class,
     ]);
 
     // auto import fully qualified class names