Bump symfony/security-bundle from 6.3.8 to 6.3.12 (#173)

Bumps [symfony/security-bundle](https://github.com/symfony/security-bundle) from 6.3.8 to 6.3.12.
- [Release notes](https://github.com/symfony/security-bundle/releases)
- [Changelog](https://github.com/symfony/security-bundle/blob/7.0/CHANGELOG.md)
- [Commits](symfony/security-bundle@v6.3.8...v6.3.12)

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

Signed-off-by: dependabot[bot] <[email protected]>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>