schemas/FlightSchema: Add "takeoffAirport" and "landingAirport" attributes
schemas/FlightSchema: Add "takeoffAirport" and "landingAirport" attributes

Turbo87/skylines,kerel-fs/skylines,RBE-Avionik/skylines,skylines-project/skylines,shadowoneau/skylines,Turbo87/skylines,Turbo87/skylines,Harry-R/skylines,Harry-R/skylines,shadowoneau/skylines,kerel-fs/skylines,shadowoneau/skylines,Harry-R/skylines,RBE-Avionik/skylines,skylines-project/skylines,Harry-R/skylines,RBE-Avionik/skylines,kerel-fs/skylines,Turbo87/skylines,skylines-project/skylines,shadowoneau/skylines,RBE-Avionik/skylines,skylines-project/skylines