Joined Cases C-257/21 and C-258/21: Judgment of the Court (Seventh Chamber) of 7 July 2022 (requests for a preliminary ruling from the Bundesarbeitsgericht — Germany) — Coca-Cola European Partners Deutschland GmbH v L.B. (C-257/21), R.G. (C-258/21), (Reference for a preliminary ruling — Social policy — Article 153 TFEU — Protection of workers — Directive 2003/88/EC — Organisation of working time — Night work — Collective agreement which provides for a lower supplementary allowance for regular night work than that established for irregular night work — Equal treatment — Article 20 of the Charter of Fundamental Rights of the European Union — Implementation of Union law for the purposes of Article 51(1) of the Charter of Fundamental Rights)