Case C-825/21: Judgment of the Court (Fifth Chamber) of 20 October 2022 (request for a preliminary ruling from the Cour de cassation — Belgium) — UP v Centre public d’action sociale de Liège (Reference for a preliminary ruling — Area of freedom, security and justice — Immigration policy — Directive 2008/115/EC — Return of illegally staying third-country nationals — Asylum application — Rejection — Order to leave the territory — Article 6(4) — Application for leave to remain for the purpose of medical treatment — Admissible application — Issuance of temporary leave to remain while the application is being examined — Dismissal of application — Social assistance — Refusal — Condition relating to the legality of the stay — No return decision — Effect of temporary leave to remain on the order to leave the territory)