Case T-66/19: Order of the General Court of 10 December 2019 — Vlaamse Gemeenschap and Vlaamse Gewest v Parliament and Council (Action for annulment — Internal market — Fundamental freedoms — Regulation (EU) 2018/1724 — Establishment of a single digital gateway to provide access to information, to procedures and to assistance and problem-solving services — Sub-national authority — Standing to bring proceedings — Individual concern — Inadmissibility)