Update DockerfileLeanFoundation
Update DockerfileLeanFoundation

Small fix after TA-lib installation.
StefanoRaggi/Lean,Jay-Jay-D/LeanSTP,StefanoRaggi/Lean,AlexCatarino/Lean,jameschch/Lean,AlexCatarino/Lean,AnshulYADAV007/Lean,AnshulYADAV007/Lean,redmeros/Lean,AnshulYADAV007/Lean,jameschch/Lean,QuantConnect/Lean,StefanoRaggi/Lean,AlexCatarino/Lean,redmeros/Lean,redmeros/Lean,kaffeebrauer/Lean,jameschch/Lean,kaffeebrauer/Lean,jameschch/Lean,kaffeebrauer/Lean,QuantConnect/Lean,jameschch/Lean,kaffeebrauer/Lean,andrewhart098/Lean,QuantConnect/Lean,AnshulYADAV007/Lean,Jay-Jay-D/LeanSTP,StefanoRaggi/Lean,AlexCatarino/Lean,kaffeebrauer/Lean,JKarathiya/Lean,JKarathiya/Lean,QuantConnect/Lean,Jay-Jay-D/LeanSTP,JKarathiya/Lean,Jay-Jay-D/LeanSTP,redmeros/Lean,Jay-Jay-D/LeanSTP,StefanoRaggi/Lean,andrewhart098/Lean,AnshulYADAV007/Lean,andrewhart098/Lean,JKarathiya/Lean,andrewhart098/Lean