Katiba Institute & 2 others v Attorney General & another; Judicial Service Commission & 10 others (Interested Parties); Changgui & 20 others (Intended Contemnors) (Petition 268 of 2018 & 251 of 2017 (Consolidated)) [2021] KEHC 3953 (KLR) (Constitutional and Human Rights) (23 September 2021) (Ruling)