util: numa: Remove impossible error handling
util: numa: Remove impossible error handling

The code guarantees that virBitmapSetBit won't be called with out of
range values. Just ignore the return value and remove dead error
handling.

nertpinx/libvirt,nertpinx/libvirt,eskultety/libvirt,VenkatDatta/libvirt,jardasgit/libvirt,jardasgit/libvirt,crobinso/libvirt,olafhering/libvirt,olafhering/libvirt,libvirt/libvirt,nertpinx/libvirt,andreabolognani/libvirt,eskultety/libvirt,fabianfreyer/libvirt,libvirt/libvirt,jfehlig/libvirt,zippy2/libvirt,crobinso/libvirt,taget/libvirt,datto/libvirt,eskultety/libvirt,jfehlig/libvirt,libvirt/libvirt,jfehlig/libvirt,andreabolognani/libvirt,zippy2/libvirt,libvirt/libvirt,olafhering/libvirt,nertpinx/libvirt,jardasgit/libvirt,jfehlig/libvirt,taget/libvirt,datto/libvirt,olafhering/libvirt,zippy2/libvirt,taget/libvirt,eskultety/libvirt,fabianfreyer/libvirt,jardasgit/libvirt,fabianfreyer/libvirt,fabianfreyer/libvirt,VenkatDatta/libvirt,VenkatDatta/libvirt,nertpinx/libvirt,datto/libvirt,zippy2/libvirt,VenkatDatta/libvirt,crobinso/libvirt,taget/libvirt,fabianfreyer/libvirt,jardasgit/libvirt,VenkatDatta/libvirt,andreabolognani/libvirt,taget/libvirt,andreabolognani/libvirt,datto/libvirt,crobinso/libvirt,eskultety/libvirt,datto/libvirt,andreabolognani/libvirt