FORT LAUDERDALE, Fla. — Florida’s top law enforcement agency confirmed Tuesday that it is investigating Broward County Sheriff Gregory Tony over a wider range of issues than it acknowledged six months ago.The Florida Department of Law Enforcement said in May that it was conducting a “preliminary investigation” into allegations that Tony lied on an affidavit to become sheriff.Now, in a court document filed Tuesday, an FDLE inspector reveals that the investigation also involves “other undisclosed matters that will remain confidential.”Inspector Keith Riddick did not elaborate in his affidavit, e…