Improve Performances A320 (+SL) Fenix - Downgrade textures

This add-on provides a texture downgrade package for the A320 Fenix models, specifically the CFM and IAE versions. It includes modifications to cabin textures, external 3D objects, and other aircraft textures. Users can expect a performance improvement ranging from 5 to 10 FPS. Detailed installation instructions are included for both Microsoft Store and Steam versions.