Sean “Diddy” Combs’ attorneys filed a motion to withdraw as counsel representing the rapper in his $100 million defamation lawsuit against Courtney Burgess, Ariel Mitchell and Nexstar Media Inc., which operates NewsNation. According to court docs exclusively obtained by Page Six, lawyer Michael Tremonte, a partner at Sher Tremonte LLP, claimed that Combs “has not paid a substantial balance of attorney’s fees, costs, and expenses.” Tremonte claimed in the docs that the “Act Bad” emcee, 56, “is in substantial arrears in paying Sher Tremonte’s legal fees” for “over six months.” “For many months, while Sher Tremonte has been rendering legal…