Bump phpunit/phpunit from 9.6.6 to 10.5.3

Bumps [phpunit/phpunit](https://github.com/sebastianbergmann/phpunit) from 9.6.6 to 10.5.3.
- [Changelog](https://github.com/sebastianbergmann/phpunit/blob/10.5.3/ChangeLog-10.5.md)
- [Commits](sebastianbergmann/phpunit@9.6.6...10.5.3)

---
updated-dependencies:
- dependency-name: phpunit/phpunit
  dependency-type: direct:development
  update-type: version-update:semver-major
...

Signed-off-by: dependabot[bot] <[email protected]>