Case C-662/21, Booky.fi: Judgment of the Court (Tenth Chamber) of 23 March 2023 (request for a preliminary ruling from the Korkein hallinto-oikeus — Finland) — Proceedings brought by Booky.fi Oy (Reference for a preliminary ruling — Articles 34 and 36 TFEU — Free movement of goods — Measure having equivalent effect to a quantitative restriction — Recordings of audiovisual programmes — Online sale — Legislation of a Member State requiring classification according to age and labelling of programmes — Protection of minors — Recordings already classified and labelled in another Member State — Proportionality)