Case C-922/19: Judgment of the Court (Sixth Chamber) of 3 February 2021 (request for a preliminary ruling from the Hoge Raad der Nederlanden — Netherlands) — Stichting Waternet v MG (Reference for a preliminary ruling — Directive 97/7/EC — Article 9 — Directive 2011/83/EU — Article 27 — Directive 2005/29/EC — Article 5(5) — Annex I, point 29 — Unfair commercial practices — Concept of ‘inertia selling’ — Supply of drinking water)