Joined Cases C-119/19 P and C-126/19 P: Judgment of the Court (Grand Chamber) of 8 September 2020 — European Commission v Francisco Carreras Sequeros and Others, European Parliament, Council of the European Union (Appeal — Civil service — Staff Regulations of Officials of the European Union — Reform of 1 January 2014 — Article 6 of Annex X — Officials and members of the contract staff serving in a third country — New provisions on the granting of days of paid annual leave — Objection of illegality — Charter of Fundamental Rights of the European Union — Article 31(2) — Directive 2003/88/EC — Fundamental right to paid annual leave)