Bump protobuf from 3.19.4 to 3.20.0
Bump protobuf from 3.19.4 to 3.20.0

Bumps [protobuf](https://github.com/protocolbuffers/protobuf) from 3.19.4 to 3.20.0.
- [Release notes](https://github.com/protocolbuffers/protobuf/releases)
- [Changelog](https://github.com/protocolbuffers/protobuf/blob/main/generate_changelog.py)
- [Commits](https://github.com/protocolbuffers/protobuf/compare/v3.19.4...v3.20.0)

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

Signed-off-by: dependabot[bot] <5bdcd3c0d4d24ae3e71b3b452a024c6324c7e4bb@github.com>
kalaspuff/tomodachi