Case T-355/19: Judgment of the General Court of 16 June 2021 — CE v Committee of the Regions (Civil service — Temporary staff — Article 2(c) of the CEOS — Contract of indefinite duration — Early termination with notice — Article 47(c)(i) of the CEOS — Breakdown in the relationship of trust — Terms of notice — Abuse of process — Right to be heard — Principle of sound administration — Rights of the defence — Manifest error of assessment)