fix: always even number of brim lines between support and model (CURA-1062)
fix: always even number of brim lines between support and model (CURA-1062)

Ultimaker/CuraEngine,alephobjects/CuraEngine,ROBO3D/CuraEngine,ROBO3D/CuraEngine,alephobjects/CuraEngine,alephobjects/CuraEngine,ROBO3D/CuraEngine,Ultimaker/CuraEngine