Case T-272/21: Judgment of the General Court of 5 July 2023 — Puigdemont i Casamajó and Others v Parliament (Institutional law — Member of the Parliament — Privileges and immunities — Decision to waive parliamentary immunity — Article 9 of Protocol No° 7 on the Privileges and Immunities of the European Union — Competence of the authority that issued the request for waiver of immunity — Legal certainty — Manifest error of assessment — Scope of the Parliament’s review — Procedure for examining the request for the waiver of immunity — Rights of the defence — Impartiality)