build(deps): bump rmp-serde from 1.1.1 to 1.1.2 (#136)

Bumps [rmp-serde](https://github.com/3Hren/msgpack-rust) from 1.1.1 to 1.1.2.
- [Release notes](https://github.com/3Hren/msgpack-rust/releases)
- [Commits](https://github.com/3Hren/msgpack-rust/commits)

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

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