Case C-516/21, Finanzamt X (Permanently installed equipment and machinery): Judgment of the Court (Fourth Chamber) of 4 May 2023 (request for a preliminary ruling from the Bundesfinanzhof — Germany) — Finanzamt X v Y (Reference for a preliminary ruling — Taxation — Value added tax (VAT) — Directive 2006/112/EC — Article 135(2), first subparagraph, point (c) — Exceptions to the exemption provided for in Article 135(1)(l) — Letting of permanently installed equipment and machinery in the context of the leasing of an agricultural building)