Bump symfony/security-bundle from 4.4.44 to 4.4.50

Bumps [symfony/security-bundle](https://github.com/symfony/security-bundle) from 4.4.44 to 4.4.50.
- [Release notes](https://github.com/symfony/security-bundle/releases)
- [Changelog](https://github.com/symfony/security-bundle/blob/6.2/CHANGELOG.md)
- [Commits](symfony/security-bundle@v4.4.44...v4.4.50)

---
updated-dependencies:
- dependency-name: symfony/security-bundle
  dependency-type: direct:production
...

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