Migrate to CategorizedFormatter and Remove Legacy UnitsFormatter

[younies]

Overview

This issue tracks the migration from the legacy UnitsFormatter to the new CategorizedFormatter architecture, which provides better type safety, improved data organization, and more efficient data loading patterns.

Tasks

1. Migrate Duration Formatter

Priority: High

• Update all the code that using DurationFormatter in components/experimental/src/duration/formatter.rs to use CategorizedFormatter<Duration> instead of individual UnitsFormatter instances
• Replace DurationUnitFormatter struct that contains 10 separate UnitsFormatter instances with categorized approach
• Update all duration unit creation (year, month, week, day, hour, minute, second, millisecond, microsecond, nanosecond) to use Duration category
• Update tests in components/experimental/src/duration/format.rs to verify functionality