Update rector/rector requirement from ^0.17.0 || ^0.19.0 || ^1.0.0 to ^0.17.0 || ^0.19.0 || ^1.0.0 || ^2.0.0 (#54)

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

Signed-off-by: dependabot[bot] <support@github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

Author: dependabot[bot]

composer.json

@@ -29,6 +29,6 @@
     "require-dev": {
         "jane-php/open-api-3": "^7.4",
         "friendsofphp/php-cs-fixer": "^3.13",
-        "rector/rector": "^0.17.0 || ^0.19.0 || ^1.0.0"
+        "rector/rector": "^0.17.0 || ^0.19.0 || ^1.0.0 || ^2.0.0"
     }
 }