chore(deps): update dependency rector/rector to v1.2.1 (#110)

Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>

Author: renovate[bot]

composer.json

@@ -21,7 +21,7 @@
         "phpstan/phpstan-deprecation-rules": "^1.2.0",
         "phpstan/phpstan-phpunit": "^1.4.0",
         "phpstan/phpstan-strict-rules": "^1.6.0",
-        "rector/rector": "1.2.0"
+        "rector/rector": "1.2.1"
     },
     "minimum-stability": "stable",
     "autoload": {