Leapp: "netconsole" SysV initscripts symbolic links are not removed after upgrade

Issue

• After leapp in-place upgrade to RHEL 8 is completed, the legacy SysV symbolic links for netconsole point to non-existing file ../init.d/netconsole

  # ls -l /etc/rc.d/*.d/*netconsole
  lrwxrwxrwx. 1 root root   20 Oct  6  2017 /etc/rc.d/rc0.d/K50netconsole -> ../init.d/netconsole (Blinking red)
  lrwxrwxrwx. 1 root root   20 Oct  6  2017 /etc/rc.d/rc1.d/K50netconsole -> ../init.d/netconsole (Blinking red)
  lrwxrwxrwx. 1 root root   20 Oct  6  2017 /etc/rc.d/rc2.d/K50netconsole -> ../init.d/netconsole (Blinking red)
  lrwxrwxrwx. 1 root root   20 Oct  6  2017 /etc/rc.d/rc3.d/K50netconsole -> ../init.d/netconsole (Blinking red)
  lrwxrwxrwx. 1 root root   20 Oct  6  2017 /etc/rc.d/rc4.d/K50netconsole -> ../init.d/netconsole (Blinking red)
  lrwxrwxrwx. 1 root root   20 Oct  6  2017 /etc/rc.d/rc5.d/K50netconsole -> ../init.d/netconsole (Blinking red)
  lrwxrwxrwx. 1 root root   20 Oct  6  2017 /etc/rc.d/rc6.d/K50netconsole -> ../init.d/netconsole (Blinking red)