[FENIX A320] Echo Air USA

This add-on features an official livery pack for Echo Airs A320 fleet, specifically designed for use within Microsoft Flight Simulator. It includes a variety of aircraft registrations, with both CFM and IAE engine options represented. The livery pack aims to provide a realistic depiction of Echo Airs aircraft, enhancing the simulation experience. Contributions from community members are acknowledged, including the design of the default livery and the addition of USA titles and registrations.