Case T-127/19: Judgment of the General Court of 8 December 2021 — Dyson and Others v Commission (Non-contractual liability — Energy — Directive 2010/30/EU — Indication by labelling and standard product information of the consumption of energy — Delegated Regulation (EU) No 665/2013 — Energy labelling of vacuum cleaners — Energy efficiency — Measurement method — Annulment by the General Court — Sufficiently serious breach of a rule of law intended to confer rights on individuals)