Bump symfony/doctrine-messenger from 6.3.1 to 6.3.6

Bumps [symfony/doctrine-messenger](https://github.com/symfony/doctrine-messenger) from 6.3.1 to 6.3.6.
- [Release notes](https://github.com/symfony/doctrine-messenger/releases)
- [Changelog](https://github.com/symfony/doctrine-messenger/blob/6.3/CHANGELOG.md)
- [Commits](symfony/doctrine-messenger@v6.3.1...v6.3.6)

---
updated-dependencies:
- dependency-name: symfony/doctrine-messenger
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <support@github.com>