docs: fix 'since' for socket path generation
docs: fix 'since' for socket path generation

Commit 297c99a says it works from 1.0.5 but it only got pushed
after the 1.0.5 release.

eskultety/libvirt,olafhering/libvirt,agx/libvirt,rlaager/libvirt,eskultety/libvirt,eskultety/libvirt,eskultety/libvirt,crobinso/libvirt,fabianfreyer/libvirt,nertpinx/libvirt,zhlcindy/libvirt-1.1.4-maintain,andreabolognani/libvirt,shugaoye/libvirt,shugaoye/libvirt,nertpinx/libvirt,agx/libvirt,jardasgit/libvirt,jardasgit/libvirt,VenkatDatta/libvirt,fabianfreyer/libvirt,jardasgit/libvirt,crobinso/libvirt,cbosdo/libvirt,VenkatDatta/libvirt,cbosdo/libvirt,datto/libvirt,fabianfreyer/libvirt,taget/libvirt,jfehlig/libvirt,zhlcindy/libvirt-1.1.4-maintain,rlaager/libvirt,libvirt/libvirt,rlaager/libvirt,zhlcindy/libvirt-1.1.4-maintain,fabianfreyer/libvirt,taget/libvirt,VenkatDatta/libvirt,olafhering/libvirt,nertpinx/libvirt,VenkatDatta/libvirt,datto/libvirt,elmarco/libvirt,zhlcindy/libvirt-1.1.4-maintain,zippy2/libvirt,cbosdo/libvirt,zippy2/libvirt,cbosdo/libvirt,datto/libvirt,elmarco/libvirt,nertpinx/libvirt,libvirt/libvirt,zippy2/libvirt,zhlcindy/libvirt-1.1.4-maintain,agx/libvirt,zippy2/libvirt,libvirt/libvirt,taget/libvirt,rlaager/libvirt,eskultety/libvirt,andreabolognani/libvirt,VenkatDatta/libvirt,jardasgit/libvirt,andreabolognani/libvirt,andreabolognani/libvirt,rlaager/libvirt,jardasgit/libvirt,jfehlig/libvirt,datto/libvirt,andreabolognani/libvirt,crobinso/libvirt,shugaoye/libvirt,taget/libvirt,jfehlig/libvirt,shugaoye/libvirt,crobinso/libvirt,cbosdo/libvirt,elmarco/libvirt,olafhering/libvirt,shugaoye/libvirt,nertpinx/libvirt,elmarco/libvirt,datto/libvirt,agx/libvirt,libvirt/libvirt,elmarco/libvirt,taget/libvirt,fabianfreyer/libvirt,olafhering/libvirt,jfehlig/libvirt,agx/libvirt