stop query on the processing engine when user clicks STOP on SQL Lab (#18789)
stop query on the processing engine when user clicks STOP on SQL Lab (#18789)

Co-authored-by: Saurabh Gulati <1120299413ffa14f2cf821d22f55645d2580e2e6@fedex.com>
zhouyao1994/incubator-superset,zhouyao1994/incubator-superset,zhouyao1994/incubator-superset,airbnb/caravel,airbnb/caravel,zhouyao1994/incubator-superset,airbnb/caravel,zhouyao1994/incubator-superset,airbnb/caravel