Case T-344/21: Judgment of the General Court of 29 March 2023 — Plusmusic v EUIPO — Groupe Canal + (+music) (EU trade mark — Opposition proceedings — Application for EU figurative mark +music — Earlier national figurative mark + — Relative ground for refusal — No likelihood of confusion — Article 8(1)(b) of Regulation (EU) 2017/1001 — Enhanced distinctiveness of the earlier mark acquired through use)