Remove IBController from Lean Foundation Dockerfile
Remove IBController from Lean Foundation Dockerfile

StefanoRaggi/Lean,StefanoRaggi/Lean,StefanoRaggi/Lean,QuantConnect/Lean,jameschch/Lean,JKarathiya/Lean,QuantConnect/Lean,StefanoRaggi/Lean,JKarathiya/Lean,StefanoRaggi/Lean,AlexCatarino/Lean,QuantConnect/Lean,AlexCatarino/Lean,JKarathiya/Lean,QuantConnect/Lean,jameschch/Lean,jameschch/Lean,AlexCatarino/Lean,jameschch/Lean,JKarathiya/Lean,AlexCatarino/Lean,jameschch/Lean