RecentItemsFork v1.29

feat: Major updates to RecentItems extension with new features and enhancements

Implemented GTK-independent BlankParticle RecentManager.
Improved pagination with scrolling and input-based navigation.
Visualized removed files in the recent items list.
Added window-width-percentage setting for dynamic panel width adjustment.
Ensured proper resource cleanup in destroy and optimized itemBox handling.
Adjusted actor icon opacity in private mode.
Updated localization files with new translations.
Bumped extension version to 29.