Bump bounded-vec from 0.5.0 to 0.6.0 (#5372)

Bumps [bounded-vec](https://github.com/ergoplatform/bounded-vec) from 0.5.0 to 0.6.0.
- [Release notes](https://github.com/ergoplatform/bounded-vec/releases)
- [Changelog](https://github.com/ergoplatform/bounded-vec/blob/develop/CHANGELOG.md)
- [Commits](https://github.com/ergoplatform/bounded-vec/compare/v0.5.0...v0.6.0

)

---
updated-dependencies:
- dependency-name: bounded-vec
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

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