feat(build): configure project tooling and update dependencies

- Replace placeholder deps with click, pygnmi, and rich for CLI functionality
- Add fabric-orch CLI entry point via project.scripts
- Configure hatchling as build backend with wheel/sdist targets
- Add ruff linter configuration for code quality
- Add dev dependency group with ruff
- Alphabetize yang module imports

src/yang/paths.py

@@ -16,7 +16,6 @@ Usage:
 
 from dataclasses import dataclass
 
-
 # =============================================================================
 # Interfaces (OpenConfig)
 # =============================================================================