feat: Add progress notification support for MCP operations (#407)

Implement progress tracking for long-running operations with:
- New ProgressNotification schema and client/server support
- Progress consumer handlers in sync/async client builders
- Server exchange methods for sending progress updates
- Comprehensive integration tests
- Backwards compatibility maintained
- Add additional tests

Signed-off-by: Christian Tzolov <christian.tzolov@broadcom.com>