Bump the pip group with 4 updates

Bumps the pip group with 4 updates: [google-api-core](https://github.com/googleapis/python-api-core), [grpcio](https://github.com/grpc/grpc), [protobuf](https://github.com/protocolbuffers/protobuf) and [grpcio-tools](https://github.com/grpc/grpc).


Updates `google-api-core` from 2.19.1 to 2.19.2
- [Release notes](https://github.com/googleapis/python-api-core/releases)
- [Changelog](https://github.com/googleapis/python-api-core/blob/main/CHANGELOG.md)
- [Commits](googleapis/python-api-core@v2.19.1...v2.19.2)

Updates `grpcio` from 1.66.0 to 1.66.1
- [Release notes](https://github.com/grpc/grpc/releases)
- [Changelog](https://github.com/grpc/grpc/blob/master/doc/grpc_release_schedule.md)
- [Commits](grpc/grpc@v1.66.0...v1.66.1)

Updates `protobuf` from 5.27.3 to 5.28.0
- [Release notes](https://github.com/protocolbuffers/protobuf/releases)
- [Changelog](https://github.com/protocolbuffers/protobuf/blob/main/protobuf_release.bzl)
- [Commits](protocolbuffers/protobuf@v5.27.3...v5.28.0)

Updates `grpcio-tools` from 1.66.0 to 1.66.1
- [Release notes](https://github.com/grpc/grpc/releases)
- [Changelog](https://github.com/grpc/grpc/blob/master/doc/grpc_release_schedule.md)
- [Commits](grpc/grpc@v1.66.0...v1.66.1)

---
updated-dependencies:
- dependency-name: google-api-core
  dependency-type: direct:production
  update-type: version-update:semver-patch
  dependency-group: pip
- dependency-name: grpcio
  dependency-type: direct:production
  update-type: version-update:semver-patch
  dependency-group: pip
- dependency-name: protobuf
  dependency-type: direct:production
  update-type: version-update:semver-minor
  dependency-group: pip
- dependency-name: grpcio-tools
  dependency-type: direct:development
  update-type: version-update:semver-patch
  dependency-group: pip
...

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

Author: dependabot[bot]