Avviż tal-Kummissjoni pursuant to Article 17(5) of Regulation (KE) Nru 1008/2008 of the European Parliament and of the Council on common rules for the operation of air services in the Community — Sejħa għall-offerti għall-operat ta’ servizzi tal-ajru bi skeda skont l-obbligi tas-servizz pubbliku (Test b'rilevanza għaż-ŻEE. )