Bump grpcio-tools from 1.54.0 to 1.56.0

Bumps [grpcio-tools](https://github.com/grpc/grpc) from 1.54.0 to 1.56.0.
- [Release notes](https://github.com/grpc/grpc/releases)
- [Changelog](https://github.com/grpc/grpc/blob/master/doc/grpc_release_schedule.md)
- [Commits](grpc/grpc@v1.54.0...v1.56.0)

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

Signed-off-by: dependabot[bot] <[email protected]>

requirements.txt

@@ -10,5 +10,5 @@ Faker==18.7.0
 colorama==0.4.6
 networkx==2.6.3
 grpcio==1.54.0
-grpcio-tools==1.54.0
+grpcio-tools==1.56.0