Manually create US equity security exchange hours
Manually create US equity security exchange hours

Travis was having issues loading the market-hours-database.json and ended
up constantly using the always open exchange hours.

StefanoRaggi/Lean,jameschch/Lean,JKarathiya/Lean,QuantConnect/Lean,jameschch/Lean,kaffeebrauer/Lean,AnshulYADAV007/Lean,StefanoRaggi/Lean,Jay-Jay-D/LeanSTP,kaffeebrauer/Lean,jameschch/Lean,kaffeebrauer/Lean,AnshulYADAV007/Lean,AlexCatarino/Lean,AnshulYADAV007/Lean,AlexCatarino/Lean,jameschch/Lean,QuantConnect/Lean,Jay-Jay-D/LeanSTP,AlexCatarino/Lean,AnshulYADAV007/Lean,StefanoRaggi/Lean,jameschch/Lean,kaffeebrauer/Lean,QuantConnect/Lean,kaffeebrauer/Lean,Jay-Jay-D/LeanSTP,AnshulYADAV007/Lean,StefanoRaggi/Lean,QuantConnect/Lean,AlexCatarino/Lean,JKarathiya/Lean,Jay-Jay-D/LeanSTP,StefanoRaggi/Lean,JKarathiya/Lean,JKarathiya/Lean,Jay-Jay-D/LeanSTP