docs: NEWS: Mention 'gluster_debug_level' qemu.conf option in the news
docs: NEWS: Mention 'gluster_debug_level' qemu.conf option in the news

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