usb: Remove redundant comment
usb: Remove redundant comment

rlaager/libvirt,libvirt/libvirt,rlaager/libvirt,zippy2/libvirt,jfehlig/libvirt,VenkatDatta/libvirt,zippy2/libvirt,andreabolognani/libvirt,fabianfreyer/libvirt,olafhering/libvirt,olafhering/libvirt,rlaager/libvirt,eskultety/libvirt,VenkatDatta/libvirt,jardasgit/libvirt,fabianfreyer/libvirt,eskultety/libvirt,agx/libvirt,fabianfreyer/libvirt,rlaager/libvirt,jardasgit/libvirt,jfehlig/libvirt,andreabolognani/libvirt,agx/libvirt,VenkatDatta/libvirt,elmarco/libvirt,taget/libvirt,datto/libvirt,olafhering/libvirt,andreabolognani/libvirt,fabianfreyer/libvirt,eskultety/libvirt,VenkatDatta/libvirt,VenkatDatta/libvirt,eskultety/libvirt,crobinso/libvirt,agx/libvirt,taget/libvirt,crobinso/libvirt,eskultety/libvirt,shugaoye/libvirt,datto/libvirt,agx/libvirt,libvirt/libvirt,libvirt/libvirt,andreabolognani/libvirt,andreabolognani/libvirt,crobinso/libvirt,taget/libvirt,datto/libvirt,taget/libvirt,jardasgit/libvirt,nertpinx/libvirt,elmarco/libvirt,elmarco/libvirt,jfehlig/libvirt,zippy2/libvirt,datto/libvirt,zippy2/libvirt,agx/libvirt,jardasgit/libvirt,elmarco/libvirt,rlaager/libvirt,crobinso/libvirt,datto/libvirt,nertpinx/libvirt,shugaoye/libvirt,shugaoye/libvirt,fabianfreyer/libvirt,libvirt/libvirt,jfehlig/libvirt,nertpinx/libvirt,nertpinx/libvirt,shugaoye/libvirt,jardasgit/libvirt,elmarco/libvirt,taget/libvirt,nertpinx/libvirt,shugaoye/libvirt,olafhering/libvirt