Update rector/rector requirement from ^0.18.2 to ^0.19.5

Updates the requirements on [rector/rector](https://github.com/rectorphp/rector) to permit the latest version.
- [Release notes](https://github.com/rectorphp/rector/releases)
- [Commits](rectorphp/rector@0.18.2...0.19.5)

---
updated-dependencies:
- dependency-name: rector/rector
  dependency-type: direct:development
...

Signed-off-by: dependabot[bot] <support@github.com>

composer.json

@@ -13,7 +13,7 @@
     "phpstan/phpstan": "^1.0",
     "typo3/testing-framework": "^6.2",
     "php-parallel-lint/php-parallel-lint": "^1.3",
-    "rector/rector": "^0.18.2",
+    "rector/rector": "^0.19.5",
     "phpstan/phpstan-phpunit": "^1.0",
     "phpstan/extension-installer": "^1.1",
     "saschaegerer/phpstan-typo3": "^1.0",