perl-Unicode-LineBreak from OBS:Server:2.10:Staging project
Sty agraw n unessmres nnek/m
Add repository and install manually
For SLE 12 SP5 run the following as root:
zypper addrepo https://download.opensuse.org/repositories/OBS:Server:2.10:Staging/SLE_12_SP5/OBS:Server:2.10:Staging.repo zypper refresh zypper install perl-Unicode-LineBreak