For openSUSE Leap 15.3 ARM run the following as root:
zypper addrepo https://download.opensuse.org/repositories/home:neotinker3:ROS:External_Dependencies/openSUSE_Leap_15.3_ARM/home:neotinker3:ROS:External_Dependencies.repo
zypper refresh
zypper install libgl2ps1
For openSUSE Leap 15.3 run the following as root:
zypper addrepo https://download.opensuse.org/repositories/home:neotinker3:ROS:External_Dependencies/openSUSE_Leap_15.3/home:neotinker3:ROS:External_Dependencies.repo
zypper refresh
zypper install libgl2ps1
For SLE 15 SP3 run the following as root:
zypper addrepo https://download.opensuse.org/repositories/home:neotinker3:ROS:External_Dependencies/SLE_15_SP3/home:neotinker3:ROS:External_Dependencies.repo
zypper refresh
zypper install libgl2ps1