Case C-176/22, BK and ZhP (Partial stay of the main proceedings): Judgment of the Court (Ninth Chamber) of 17 May 2023 (request for a preliminary ruling from the Spetsializiran nakazatelen sad — Bulgaria) — Criminal proceedings against BK, ZhP (Reference for a preliminary ruling — Statute of the Court of Justice of the European Union — Article 23, first paragraph — Stay of the main proceedings by a national court which has submitted a request for a preliminary ruling to the Court of Justice under Article 267 TFEU — Possibility of a partial stay of proceedings)