Case C-279/21: Judgment of the Court (Second Chamber) of 22 December 2022 (request for a preliminary ruling from the Østre Landsret — Denmark) — X v Udlændingenævnet (Reference for a preliminary ruling – EEC-Turkey — Association Agreement — Article 9 — Decision No 1/80 — Article 10(1) — Article 13 — Standstill clause — Family reunification — National rule introducing new more restrictive conditions in the area of family reunification for spouses of Turkish nationals who hold a permanent residence permit in the Member State concerned — Requirement that Turkish workers successfully take a test demonstrating a certain level of knowledge of the official language of that Member State — Justification — Objective of ensuring successful integration)