SEATTLE — The U.S. Supreme Court’s decision allowing President Donald Trump’s third travel ban to take effect — at least for now — has intensified the attention on a legal showdown this afternoon before three judges in Seattle who have previously been cool to the administration’s efforts.Ninth U.S. Circuit Court of Appeals Judges Ronald Gould, Richard Paez and Michael Hawkins are scheduled to hear arguments in Hawaii’s challenge to the ban, which restricts travel to the United …