Flatten for spikes near SBNF Navegantes–Ministro Victor Konder airport

This add-on removes terrain spikes near SBNF Navegantes–Ministro Victor Konder Airport in Brazil. It uses a standard flatten polygon and is designed for Microsoft Flight Simulator 2020, with possible compatibility for 2024. Installation involves placing the provided folder into the Community directory. The modification aims to improve visual terrain accuracy in the specified airport area.