RST formatting fix for Installation docs (#5346)
RST formatting fix for Installation docs (#5346)


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