Belantamab Mafodotin, Cyclophosphamide, Bortezomib, DexamethasoneA Study to Evaluate the Efficacy and Safety of Belantamab Mafodotin in Combination With Cyclophosphamide, Bortezomib, and Dexamethasone in Adult Participants With Newly Diagnosed Amyloid Light Chain (AL) Amyloidosis