yast2-sysconfig from YaST:SLE-12:SP3 project

Sty agraw n unessmres nnek/m

For openSUSE Leap 42.3 run the following as root:
zypper addrepo https://download.opensuse.org/repositories/YaST:SLE-12:SP3/openSUSE_Leap_42.3/YaST:SLE-12:SP3.repo
zypper refresh
zypper install yast2-sysconfig
For SLE 12 SP3 run the following as root:
zypper addrepo https://download.opensuse.org/repositories/YaST:SLE-12:SP3/SLE_12_SP3/YaST:SLE-12:SP3.repo
zypper refresh
zypper install yast2-sysconfig