Bump serde_bytes from 0.11.9 to 0.11.15

Bumps [serde_bytes](https://github.com/serde-rs/bytes) from 0.11.9 to 0.11.15.
- [Release notes](https://github.com/serde-rs/bytes/releases)
- [Commits](serde-rs/bytes@0.11.9...0.11.15)

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

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