[SQL Lab] Add hard time limit fallback for async queries (#7783)
[SQL Lab] Add hard time limit fallback for async queries (#7783)


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