Joined Cases C-67/20 to C-69/20: Order of the Court (Sixth Chamber) of 3 December 2020 (requests for a preliminary ruling from the Cour du travail de Liège — Belgium) — Agence fédérale pour l’Accueil des demandeurs d’asile (Fedasil) v Mr M. (C-67/20), Ms C. (C-68/20), Ms C. (C-69/20) (Reference for a preliminary ruling — No need to adjudicate)