When a federal judge shot down a Trump administration policy of holding immigrants without bond last December, it seemed like a serious blow to the president’s mass deportation effort.Instead, a top Justice Department official insisted the ruling wasn’t binding, and the administration continued denying detainees around the country a chance for release.By February, the district court judge, Sunshine Sykes, was fed up. Sykes, a nominee of President Joe Biden, accused Trump officials in a ruling that month of seeking “to erode any semblance of separation of powers,” adding that they could “only do so in a world where the Constitution…