AYMD Madang BeyondATC Fix

This add-on updates the taxiway and parking infrastructure at AYMD Madang Airport, Papua New Guinea, to ensure compatibility with BeyondATC. It enables proper loading within BeyondATC and supports AI aircraft spawning if routes exist in the database. The layout is designed to complement Mountainair's Madang scenery add-on. This modification is intended for users seeking improved ATC integration at AYMD.