Bump rector/rector from 2.4.6 to 2.5.2 in /vendor-bin/rector - #6

Node.js 20 is deprecated. The following actions target Node.js 20 but are being forced to run on Node.js 24: skjnldsv/read-package-engines-version-actions@06d6baf7d8f41934ab630e97d9e6c0bc9c9ac5e4. For more information see: https://github.blog/changelog/2025-09-19-deprecation-of-node-20-on-github-actions-runners/