A Multicentre, Randomised, Double-blind, Parallel Group, Placebo-controlled Trial to Assess the Effects of Oral TRPC6 Inhibitor BI 764198 Taken Over a 104 Week Treatment Period in Adult and Adolescent Participants With Primary Focal Segmental Glomerulosclerosis (pFSGS) or Genetic FSGS Related to TRPC6 Gene Variants | Arctuva