A Study to Compare the Pharmacokinetics of PF-06835919 in Participants With and Without Hepatic Impairment. A Phase 1, Non-Randomized, Open-Label, Single-Dose Parallel-Cohort Study to Compare the Pharmacokinetics of PF-06835919 in Adult Participants With Varying Degrees of Hepatic Impairment Relative to Participants Without Hepatic Impairment.