Bump solhint from 4.5.2 to 4.5.4 in /bridge

Bumps [solhint](https://github.com/protofire/solhint) from 4.5.2 to 4.5.4.
- [Release notes](https://github.com/protofire/solhint/releases)
- [Changelog](https://github.com/protofire/solhint/blob/develop/CHANGELOG.md)
- [Commits](protofire/solhint@v.4.5.2...v.4.5.4)

---
updated-dependencies:
- dependency-name: solhint
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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