Build(deps-dev): Bump symfony/process in /vendor-bin/phpunit

Bumps [symfony/process](https://github.com/symfony/process) from 5.4.28 to 6.4.14.
- [Release notes](https://github.com/symfony/process/releases)
- [Changelog](https://github.com/symfony/process/blob/7.1/CHANGELOG.md)
- [Commits](symfony/process@v5.4.28...v6.4.14)

---
updated-dependencies:
- dependency-name: symfony/process
  dependency-type: indirect
...

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