ostbuild: Allow using dirty-git: for patches too
ostbuild: Allow using dirty-git: for patches too

resin-io/ostree,leandrosansilva/ostree,GNOME/ostree,resin-io/ostree,gatispaeglis/ostree,leandrosansilva/ostree,GNOME/ostree,sujitfulse/ostree,leandrosansilva/ostree,gatispaeglis/ostree,sujitfulse/ostree,gatispaeglis/ostree,gatispaeglis/ostree,gatispaeglis/ostree,GNOME/ostree,sujitfulse/ostree,leandrosansilva/ostree,sujitfulse/ostree,leandrosansilva/ostree,sujitfulse/ostree,resin-io/ostree,gatispaeglis/ostree,resin-io/ostree,GNOME/ostree,GNOME/ostree,resin-io/ostree