Bump protobuf from 6.32.1 to 6.33.0 in the grpc group

Bumps the grpc group with 1 update: [protobuf](https://github.com/protocolbuffers/protobuf).


Updates `protobuf` from 6.32.1 to 6.33.0
- [Release notes](https://github.com/protocolbuffers/protobuf/releases)
- [Changelog](https://github.com/protocolbuffers/protobuf/blob/main/protobuf_release.bzl)
- [Commits](https://github.com/protocolbuffers/protobuf/commits)

---
updated-dependencies:
- dependency-name: protobuf
  dependency-version: 6.33.0
  dependency-type: direct:production
  update-type: version-update:semver-minor
  dependency-group: grpc
...

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

Author: dependabot[bot]

pyproject.toml

@@ -8,7 +8,7 @@ version = "19.10.1"
 dependencies = [
   "grpcio == 1.75.1",
   "grpcio-tools == 1.75.1",
-  "protobuf == 6.32.1",
+  "protobuf == 6.33.0",
   "robotframework >= 5.1.1, < 9.0.0",
   "robotframework-pythonlibcore >= 4.4.1, < 5.0.0",
   "robotframework-assertion-engine >= 3.0.3, < 4.0.0",