Bump symfony/browser-kit from 5.2.9 to 5.3.0
Bump symfony/browser-kit from 5.2.9 to 5.3.0

Bumps [symfony/browser-kit](https://github.com/symfony/browser-kit) from 5.2.9 to 5.3.0.
- [Release notes](https://github.com/symfony/browser-kit/releases)
- [Changelog](https://github.com/symfony/browser-kit/blob/5.3/CHANGELOG.md)
- [Commits](https://github.com/symfony/browser-kit/compare/v5.2.9...v5.3.0)

Signed-off-by: dependabot[bot] <5bdcd3c0d4d24ae3e71b3b452a024c6324c7e4bb@github.com>
sjparkinson/isitup.org,sjparkinson/isitup.org