Fix the license in module.ceylon, since it's actually ASL2
Fix the license in module.ceylon, since it's actually ASL2

unratito/ceylon.language,ceylon/ceylon.language,lucaswerkmeister/ceylon.language,jvasileff/ceylon.language,unratito/ceylon.language,ceylon/ceylon.language,lucaswerkmeister/ceylon.language,jvasileff/ceylon.language