Cases T-695/17 and T-704/17: Judgment of the General Court of 16 June 2021 — Italy and Spain v Commission (Rules on languages — Notice of open competitions for the recruitment of German-language translators, French-language translators, Italian-language translators and Dutch-language translators — Restriction of the choice of languages 2 and 3 in the competitions to German, English and French — Regulation No 1 — Article 1d(1) and (6), Article 27 and Article 28(f) of the Staff Regulations — Discrimination based on language — Interests of the service — Proportionality — Obligation to state reasons)