Bumps [deps/protobuf](https://github.com/protocolbuffers/protobuf) from `fb6f8da` to `50bdb17`.
- [Release notes](https://github.com/protocolbuffers/protobuf/releases)
- [Commits](fb6f8da08b...50bdb17409
)
---
updated-dependencies:
- dependency-name: deps/protobuf
dependency-type: direct:production
...
Signed-off-by: dependabot[bot] <support@github.com>