Case C-527/21 P: Judgment of the Court (Sixth Chamber) of 9 November 2023 — XC v Commission (Appeal — Civil Service — Recruitment — Open Competition EPSO/AD/338/17 — Non-admission of the applicant to the next phase of the competition — Principle of non-discrimination on the ground of disability — Access to documents — Rejection of the request for access to the questions asked during a test — Secrecy of the selection board’s proceedings — Regulation (EC) No 1049/2001 — Article 4(3) — Open Competition EPSO/AD/356/18 — Non-inclusion on a reserve list — Admissibility of an application for the annulment of that reserve list — Right to be heard — Article 47 of the Charter of Fundamental Rights of the European Union