Bump grpcio-tools from 1.53.0 to 1.59.2 in /sdks/python

Bumps [grpcio-tools](https://github.com/grpc/grpc) from 1.53.0 to 1.59.2.
- [Release notes](https://github.com/grpc/grpc/releases)
- [Changelog](https://github.com/grpc/grpc/blob/master/doc/grpc_release_schedule.md)
- [Commits](grpc/grpc@v1.53.0...v1.59.2)

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

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

sdks/python/build-requirements.txt

@@ -19,7 +19,7 @@
 
 setuptools
 wheel>=0.36.0
-grpcio-tools==1.53.0
+grpcio-tools==1.59.2
 mypy-protobuf==3.5.0
 # Avoid https://github.com/pypa/virtualenv/issues/2006
 distlib==0.3.7