- Update `gnmi.proto`, `p4info.proto` protobuf files. Re-compile using latest mypy-protobuf compiler.
- Rename `SwitchOptions.config` to `configuration`.
- Rename `Switch.attachment` to `manager`.
- Add support for P4Runtime roles using `p4_role_config.proto` from Stratum project.
- Add support for `format` address annotations in P4 source code.
- Remove `TRACE` decorator scaffolding.
- Add support for Python 3.11 in tests.
- Add tests for example programs.