[TASK] Update to Rector 2.6.2 (#1609)

https://github.com/rectorphp/rector/releases/tag/2.6.2

Also switch to Composer-based sets.

Author: oliverklee

Build/rector/config.php

@@ -3,8 +3,6 @@
 declare(strict_types=1);
 
 use Rector\Config\RectorConfig;
-use Rector\PHPUnit\Set\PHPUnitSetList;
-use Rector\Set\ValueObject\LevelSetList;
 use Rector\Set\ValueObject\SetList;
 
 return RectorConfig::configure()
@@ -15,11 +13,8 @@
             __DIR__ . '/../../tests',
         ]
     )
+    ->withComposerBased()
     ->withSets([
-        // Rector sets
-
-        LevelSetList::UP_TO_PHP_72,
-
         // SetList::CODE_QUALITY,
         // SetList::CODING_STYLE,
         // SetList::DEAD_CODE,
@@ -28,10 +23,5 @@
         // SetList::NAMING,
         // SetList::PRIVATIZATION,
         SetList::TYPE_DECLARATION,
-
-        // PHPUnit sets
-
-        PHPUnitSetList::PHPUNIT_80,
-        // PHPUnitSetList::PHPUNIT_CODE_QUALITY,
     ])
     ->withImportNames(true, true, false);

composer.json

@@ -35,7 +35,7 @@
         "phpstan/phpstan-strict-rules": "1.6.2 || 2.0.12",
         "phpunit/phpunit": "8.5.53",
         "rawr/phpunit-data-provider": "3.3.1",
-        "rector/rector": "1.2.10 || 2.6.1",
+        "rector/rector": "1.2.10 || 2.6.2",
         "rector/type-perfect": "1.0.0 || 2.1.4",
         "squizlabs/php_codesniffer": "4.0.4",
         "thecodingmachine/phpstan-safe-rule": "1.2.0 || 1.4.7"