make sure the os name is the correct case (ex. 'Fedora' instead  of 'fedora' or 'FEDORA')
make sure the os name is the correct case (ex. 'Fedora' instead  of 'fedora' or 'FEDORA')

Signed-off-by: Steve Loranz <749f95e2748aaf836ea2a030a8b369f33fe35144@redhat.com>

henrysher/imagefactory,redhat-imaging/imagefactory,jmcabandara/imagefactory,jmcabandara/imagefactory,LalatenduMohanty/imagefactory,LalatenduMohanty/imagefactory,redhat-imaging/imagefactory,henrysher/imagefactory