The House Select Committee on Benghazi has settled a lawsuit brought by a former staffer who alleged that he was fired in part because he was unwilling to focus solely on the State Department and Hillary Clinton in order to understand the attacks, attorneys for the staffer said. The settlement ends a messy dispute that raised questions about whether the committee — formed to investigate the 2012 attacks that killed four Americans at U.S. facilities in Benghazi, Libya — was trying to achieve partisan goals. The staffer, Bradley Podliska, alleged in court …