Case T-293/22: Judgment of the General Court of 20 September 2023 — PB v SRB (Civil service — Temporary staff — Reclassification — 2021 reclassification exercise — Decision not to reclassify — Article 54 of the CEOS — General provisions for the implementation of Article 54 of the CEOS — Obligation to consider comparative merits — Obligation to state reasons — Criterion relating to the level of responsibilties exercised — Seniority in the grade — Reclassification quotas — Equal treatment — Manifest error of assessment)