rubygem-dry-core from home:ojkastl_buildservice:Branch_devel_tools_scm project

For openSUSE Tumbleweed run the following as root:

zypper addrepo https://download.opensuse.org/repositories/home:ojkastl_buildservice:Branch_devel_tools_scm/openSUSE_Tumbleweed/home:ojkastl_buildservice:Branch_devel_tools_scm.repo
zypper refresh
zypper install rubygem-dry-core