Bump bytes in /examples/crate_universe/multi_package/pkg_a

Bumps [bytes](https://github.com/tokio-rs/bytes) from 1.4.0 to 1.11.1.
- [Release notes](https://github.com/tokio-rs/bytes/releases)
- [Changelog](https://github.com/tokio-rs/bytes/blob/master/CHANGELOG.md)
- [Commits](tokio-rs/bytes@v1.4.0...v1.11.1)

---
updated-dependencies:
- dependency-name: bytes
  dependency-version: 1.11.1
  dependency-type: indirect
...

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Author: dependabot[bot]