composer(deps): bump google/protobuf from 4.31.1 to 4.32.0

Bumps [google/protobuf](https://github.com/protocolbuffers/protobuf-php) from 4.31.1 to 4.32.0.
- [Commits](protocolbuffers/protobuf-php@v4.31.1...v4.32.0)

---
updated-dependencies:
- dependency-name: google/protobuf
  dependency-version: 4.32.0
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <support@github.com>

Author: dependabot[bot]