Case C-413/18 P: Judgment of the Court (Fifth Chamber) of 4 December 2019 — H v Council of the European Union (Appeal — Common Foreign and Security Policy (CFSP) — Composition of the Chamber of the General Court of the European Union — Regularity — Decision 2009/906/CFSP — European Union Police Mission in Bosnia and Herzegovina (EUPM) — National staff member on secondment — Redeployment to a regional office of that mission — Powers of the Head of Mission — Misuse of powers — Claim for damages — Principle of audi alteram partem)