* Added: Grid layout in the block, with all available options.
* Added: Grid with Overlay layout in the block, with all available options.
* Added: Featured Plus layout in the block, with all available options.
* Updated: Added layout title output for layouts that were missing it, despite having the setting.
* Updated: Ensured compatibility with TwentyTwentyTwo Full Site Editor theme.
* Updated: PropType checking for our block to help ensure stability.
* Updated: Cleaned up unused legacy code, and other code organization work.