Case C-882/24 P: Judgment of the Court (First Chamber) of 23 April 2026 – AL v Commission (Appeal – Civil service – Remuneration – Dependent child allowances – Article 2 of Annex VII to the Staff Regulations of Officials of the European Union – Conditions for granting – Withdrawal of entitlement to the allowance – Recovery of overpayments under Article 85 of the Staff Regulations of Officials of the European Union – Action for annulment – Article 91 of the Staff Regulations of Officials of the European Union – Distortion – Assessment of the legality of an act at the date of its adoption – Retroactive scope of a judgment delivered by a national court – Res judicata)