Case C-237/20: Judgment of the Court (Third Chamber) of 28 April 2022 (request for a preliminary ruling from the Hoge Raad der Nederlanden — Netherlands) — Federatie Nederlandse Vakbeweging v Heiploeg Seafood International BV, Heitrans International BV (Reference for a preliminary ruling — Directive 2001/23/EC — Articles 3 to 5 — Transfers of undertakings — Safeguarding of employees’ rights — Exceptions — Insolvency proceedings — ‘Pre-pack’ — Survival of an undertaking — Transfer of (part of) an undertaking following a declaration of insolvency preceded by a pre-pack)