[sqla] Fixing order-by for non-inner-joins (#6862)
[sqla] Fixing order-by for non-inner-joins (#6862)


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