WASHINGTON — Tearfully embracing a history-making moment, Judge Ketanji Brown Jackson said Friday her confirmation as the first Black woman to the Supreme Court showed the progress of America, declaring, “We’ve made it — all of us.”Jackson delivered emotional remarks on the sunny White House South Lawn a day after the Senate approved her nomination, saying, it was a development the entire country could be proud of.“We have come a long way toward perfecting our union,” she said …