Area Assistor

This literally adds 1.20.2 support, and drops the 1.20-1.20.1 support. There are no other features because I had to wait over a month for the GUI library to update!

What's Changed

• 1.20.2 by @ThePhaseCat in https://github.com/ThePhaseCat/Area-Assistor/pull/6

New Contributors

• @ThePhaseCat made their first contribution in https://github.com/ThePhaseCat/Area-Assistor/pull/6

Full Changelog: https://github.com/ThePhaseCat/Area-Assistor/compare/v1.2.0...v1.3.0