Accepting request 127441 from home:a_jaeger:FactoryFix

- Fix restart_on_update usage.
This fixes:
/var/tmp/rpm-tmp.xVimt9: line 9: /etc/init.d//etc/init.d/nbd-server: No such file or directory

Should go into 12.2 as well.

OBS-URL: https://build.opensuse.org/request/show/127441
OBS-URL: https://build.opensuse.org/package/show/network:utilities/nbd?expand=0&rev=21

nbd.spec

@@ -160,7 +160,7 @@ fi
 
 %postun
 %{insserv_cleanup}
-%restart_on_update /etc/init.d/nbd-server
+%restart_on_update nbd-server
 
 %preun
 %{stop_on_removal nbd-server}