discount from home:ymarkovitch project

对于 openSUSE Leap 15.2，请以根用户 root 运行下面命令：

zypper addrepo https://download.opensuse.org/repositories/home:ymarkovitch/openSUSE_Leap_15.2/home:ymarkovitch.repo
zypper refresh
zypper install discount

对于 openSUSE Leap 15.6，请以根用户 root 运行下面命令：

zypper addrepo https://download.opensuse.org/repositories/home:ymarkovitch/openSUSE_Leap_15.6/home:ymarkovitch.repo
zypper refresh
zypper install discount

对于 openSUSE Leap 15.5，请以根用户 root 运行下面命令：

zypper addrepo https://download.opensuse.org/repositories/home:ymarkovitch/openSUSE_Leap_15.5/home:ymarkovitch.repo
zypper refresh
zypper install discount

对于 openSUSE Leap 15.4，请以根用户 root 运行下面命令：

zypper addrepo https://download.opensuse.org/repositories/home:ymarkovitch/openSUSE_Leap_15.4/home:ymarkovitch.repo
zypper refresh
zypper install discount

对于 openSUSE Leap 15.3，请以根用户 root 运行下面命令：

zypper addrepo https://download.opensuse.org/repositories/home:ymarkovitch/openSUSE_Leap_15.3/home:ymarkovitch.repo
zypper refresh
zypper install discount