update changelog for 1.0.0 (#12777)
update changelog for 1.0.0 (#12777)


apache/incubator-superset,zhouyao1994/incubator-superset,mistercrunch/panoramix,airbnb/caravel,apache/incubator-superset,airbnb/caravel,zhouyao1994/incubator-superset,mistercrunch/panoramix,zhouyao1994/incubator-superset,apache/incubator-superset,apache/incubator-superset,zhouyao1994/incubator-superset,apache/incubator-superset,airbnb/caravel,mistercrunch/panoramix,zhouyao1994/incubator-superset,airbnb/caravel,mistercrunch/panoramix