Resolve VSN-1966 "Feature/Add amendment status column and improve trip management"
- Add amendmentStatus field with IN_PROGRESS, EXPIRED, UPCOMING states
- Implement automatic synchronization of odd/even trips during modifications
- Add configurable default sorting (defaultOrderBy, defaultOrder) in table manager
- Improve representative address update logic
- Enhance trip deduplication with odd trip linking
- Remove edit restrictions on amendments Closes VSN-1966