Case T-632/20: Judgment of the General Court of 1 June 2022 — OG v EDA (Civil service — Members of the temporary staff — EDA staff — Vacancy notice — Head of Unit post — Rejection of application — Obligation to state reasons — Equal treatment — Transparency — Objectivity — Principle of sound administration — Infringement of the vacancy notice — Manifest error of assessment — Liability — Non-material harm)