build(deps): bump protobufjs and @google-cloud/translate

Bumps [protobufjs](https://github.com/protobufjs/protobuf.js) to 7.3.0 and updates ancestor dependency [@google-cloud/translate](https://github.com/googleapis/google-cloud-node/tree/HEAD/packages/google-cloud-translate). These dependencies need to be updated together.


Updates `protobufjs` from 7.2.4 to 7.3.0
- [Release notes](https://github.com/protobufjs/protobuf.js/releases)
- [Changelog](https://github.com/protobufjs/protobuf.js/blob/master/CHANGELOG.md)
- [Commits](protobufjs/protobuf.js@protobufjs-v7.2.4...protobufjs-v7.3.0)

Updates `@google-cloud/translate` from 7.0.3 to 8.3.0
- [Release notes](https://github.com/googleapis/google-cloud-node/releases)
- [Changelog](https://github.com/googleapis/google-cloud-node/blob/main/packages/google-cloud-translate/CHANGELOG.md)
- [Commits](https://github.com/googleapis/google-cloud-node/commits/translate-v8.3.0/packages/google-cloud-translate)

---
updated-dependencies:
- dependency-name: protobufjs
  dependency-type: indirect
- dependency-name: "@google-cloud/translate"
  dependency-type: direct:development
...

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

Author: dependabot[bot]