Joined Cases C-870/19 and C-871/19: Judgment of the Court (Tenth Chamber) of 24 March 2021 (requests for a preliminary ruling from the Corte suprema di cassazione — Italy) — Prefettura Ufficio territoriale del governo di Firenze v MI (C-870/19), TB (C-871/19) (Reference for a preliminary ruling — Approximation of laws — Recording equipment in road transport — Regulation (EEC) No 3821/85 — Article 15(7) — Regulation (EC) No 561/2006 — Control proceedings — Administrative penalty — Failure to produce the record sheets for the tachograph relating to the current day and the previous 28 days — Single or multiple infringement)