Case T-293/20: Judgment of the General Court of 1 December 2021 — Ruiz-Ruiz v Commission (Civil service — Officials — Recruitment — Notice of open competition EPSO/AD/371/19 — Decision of the Selection Board to exclude the applicant from the next phase of the competition — Admission criterion related to professional experience — Compliance of criterion applied by the Selection Board with the competition notice — Manifest error of assessment)