Client API v4.4.x: Location Key Ordering Validation, Path Utilities Refactor, and Dependency Hygiene

This large release focuses on tightening client-side validation for location key ordering, consolidating and stabilizing dependency management, and cleaning up internal utilities to improve reliability and developer experience. It introduces a runtime validation for location key order, a substantial refactor of the path-building logic, and extensive lockfile/package.json hygiene across Fjell packages, along with related documentation updates and tooling upgrades.