Corrigendum to “Measurement of the ZZ production cross section and Z → ℓ+ℓ−ℓ′+ℓ′− branching fraction in pp collisions at s=13 TeV” [Phys. Lett. B 763 (2016) 280–303](S0370269316306256)(10.1016/j.physletb.2016.10.054)