Update Composer QA tooling dependencies

[renovate[bot]]

This PR contains the following updates:

Package	Change	Age	Adoption	Passing	Confidence
phpunit/phpunit (source)	^10.5.36 -> ^10.5.38
rector/rector (source)	^1.2.8 -> ^1.2.9

---

Release Notes

sebastianbergmann/phpunit (phpunit/phpunit)

### [`v10.5.38`](https://redirect.github.com/sebastianbergmann/phpunit/releases/tag/10.5.38): PHPUnit 10.5.38 [Compare Source](https://redirect.github.com/sebastianbergmann/phpunit/compare/10.5.37...10.5.38) ##### Changed - [#​6012](https://redirect.github.com/sebastianbergmann/phpunit/pull/6012): Remove empty lines between TeamCity events *** [How to install or update PHPUnit](https://docs.phpunit.de/en/10.5/installation.html) ### [`v10.5.37`](https://redirect.github.com/sebastianbergmann/phpunit/releases/tag/10.5.37): PHPUnit 10.5.37 [Compare Source](https://redirect.github.com/sebastianbergmann/phpunit/compare/10.5.36...10.5.37) ##### Fixed - [#​5982](https://redirect.github.com/sebastianbergmann/phpunit/pull/5982): Typo in exception message *** [How to install or update PHPUnit](https://docs.phpunit.de/en/10.5/installation.html)

rectorphp/rector (rector/rector)

### [`v1.2.9`](https://redirect.github.com/rectorphp/rector/compare/1.2.8...1.2.9) [Compare Source](https://redirect.github.com/rectorphp/rector/compare/1.2.8...1.2.9)

---

Configuration

📅 Schedule: Branch creation - At any time (no schedule defined), Automerge - At any time (no schedule defined).

🚦 Automerge: Disabled because a matching PR was automerged previously.

♻ Rebasing: Whenever PR becomes conflicted, or you tick the rebase/retry checkbox.

🔕 Ignore: Close this PR and you won't be reminded about these updates again.

---

• [ ] If you want to rebase/retry this PR, check this box

---

This PR was generated by Mend Renovate. View the repository job log.