cxxtest from home:goupilmtos:games project

For Goupilmtos15.6 run the following as root:

zypper addrepo https://download.opensuse.org/repositories/home:goupilmtos:games/Goupilmtos15.6/home:goupilmtos:games.repo
zypper refresh
zypper install cxxtest

For Goupilmtos15.5 run the following as root:

zypper addrepo https://download.opensuse.org/repositories/home:goupilmtos:games/Goupilmtos15.5/home:goupilmtos:games.repo
zypper refresh
zypper install cxxtest