pssh from network:cluster project

需要 openSUSE Tumbleweed ，用 root 執行：

zypper addrepo https://download.opensuse.org/repositories/network:cluster/openSUSE_Tumbleweed/network:cluster.repo
zypper refresh
zypper install pssh

需要 openSUSE Factory ARM ，用 root 執行：

zypper addrepo https://download.opensuse.org/repositories/network:cluster/openSUSE_Factory_ARM/network:cluster.repo
zypper refresh
zypper install pssh

需要 openSUSE Factory ，用 root 執行：

zypper addrepo https://download.opensuse.org/repositories/network:cluster/openSUSE_Factory/network:cluster.repo
zypper refresh
zypper install pssh

需要 SLE 12 SP5 Backports ，用 root 執行：

zypper addrepo https://download.opensuse.org/repositories/network:cluster/SLE_12_SP5_Backports/network:cluster.repo
zypper refresh
zypper install pssh

需要 15.7 ，用 root 執行：

zypper addrepo https://download.opensuse.org/repositories/network:cluster/15.7/network:cluster.repo
zypper refresh
zypper install pssh

需要 15.6 ，用 root 執行：

zypper addrepo https://download.opensuse.org/repositories/network:cluster/15.6/network:cluster.repo
zypper refresh
zypper install pssh

需要 openSUSE Backports SLE-15-SP5 step ，用 root 執行：

zypper addrepo https://download.opensuse.org/repositories/network:cluster/openSUSE_Backports_SLE-15-SP5_step/network:cluster.repo
zypper refresh
zypper install pssh

需要 SUSE SLE-12-SP5 Update ，用 root 執行：

zypper addrepo https://download.opensuse.org/repositories/network:cluster/SUSE_SLE-12-SP5_Update/network:cluster.repo
zypper refresh
zypper install pssh

需要 SLE 15 SP5 ，用 root 執行：

zypper addrepo https://download.opensuse.org/repositories/network:cluster/SLE_15_SP5/network:cluster.repo
zypper refresh
zypper install pssh

需要 SLE 12 SP5 ，用 root 執行：

zypper addrepo https://download.opensuse.org/repositories/network:cluster/SLE_12_SP5/network:cluster.repo
zypper refresh
zypper install pssh