Bump grpcio from 1.42.0 to 1.43.0 in /test (#244)

Bumps [grpcio](https://github.com/grpc/grpc) from 1.42.0 to 1.43.0.
- [Release notes](https://github.com/grpc/grpc/releases)
- [Changelog](https://github.com/grpc/grpc/blob/master/doc/grpc_release_schedule.md)
- [Commits](grpc/grpc@v1.42.0...v1.43.0)

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

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

Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

test/requirements.ci.txt

@@ -3,6 +3,6 @@ requests==2.26.0
 websocket-client==0.57.0
 urllib3==1.26.7
 docker-compose==1.27.4
-grpcio==1.42.0
+grpcio==1.43.0
 protobuf==3.19.1