rpm-build: update %files section for libxl

Recent commit 198cc1d3 introduced integration of lockd and sanlock into
libxl, but forget to update libvirt.spec.in to also list new files
distributed via package.
Signed-off-by: NPavel Hrdina <phrdina@redhat.com>

libvirt.spec.in

@@ -2129,6 +2129,8 @@ exit 0
 %files daemon-driver-libxl
 %defattr(-, root, root)
 %config(noreplace) %{_sysconfdir}/libvirt/libxl.conf
+%config(noreplace) %{_sysconfdir}/libvirt/libxl-lockd.conf
+%config(noreplace) %{_sysconfdir}/libvirt/libxl-sanlock.conf
 %{_datadir}/augeas/lenses/libvirtd_libxl.aug
 %{_datadir}/augeas/lenses/tests/test_libvirtd_libxl.aug
 %dir %attr(0700, root, root) %{_localstatedir}/log/libvirt/libxl/