C-61/24, Lindenbaumer: Judgment of the Court (Third Chamber) of 20 March 2025 (request for a preliminary ruling from the Bundesgerichtshof – Germany) – DL v PQ (Reference for a preliminary ruling – Area of freedom, security and justice – Judicial cooperation in civil matters – Enhanced cooperation in the area of the law applicable to divorce and legal separation – Regulation (EU) No 1259/2010 – Article 8(a) and (b) – Concept of habitual residence of the spouses – Status of diplomatic agent of one of the spouses – Vienna Convention on Diplomatic Relations)