libvirt-daemon-sysv: Remove dependency on lsb-base

Lintian reports it as an obsolete package. It's empty, and
even on a system running sysvinit it can be removed without
causing any issue.

debian/control

@@ -384,7 +384,6 @@ Package: libvirt-daemon-system-sysv
 Section: admin
 Architecture: all
 Depends:
- lsb-base,
  ${misc:Depends},
 Description: Libvirt daemon configuration files (sysv)
  Libvirt is a C toolkit to interact with the virtualization capabilities