correct git ignore for nuget packages subdir
correct git ignore for nuget packages subdir

shekr/SCAMP,CodeFluent/SCAMP,zbrad/SCAMP,shekr/SCAMP,CodeFluent/SCAMP,brentstineman/SCAMP,CodeFluent/SCAMP,zbrad/SCAMP,shekr/SCAMP,calebdre/SCAMP,GabrieleCastellani/SCAMP,PIC123/SCAMP,shekr/SCAMP,PIC123/SCAMP,brentstineman/SCAMP,calebdre/SCAMP,PIC123/SCAMP,PIC123/SCAMP,GabrieleCastellani/SCAMP,zbrad/SCAMP,GabrieleCastellani/SCAMP,calebdre/SCAMP,CodeFluent/SCAMP,calebdre/SCAMP,brentstineman/SCAMP,brentstineman/SCAMP,zbrad/SCAMP,GabrieleCastellani/SCAMP