Case T-159/20: Judgment of the General Court of 21 December 2021 — Hamers v Cedefop (Civil service — Members of the temporary staff — Investigation conducted by OLAF — Transmission to national judicial authorities of information relating to facts liable to lead to criminal proceedings — National criminal proceedings — Acquittal — Cedefop’s conduct in relation to the national criminal proceedings — Rejection of the claim for compensation — Action for annulment and damages — Conflict of interests — Presumption of innocence — Powers of Cedefop’s Board of Appeal)