msgpack-erlang from home:Ledest:erlang:23 project

需要 openSUSE Leap 15.6 ，用 root 執行：

zypper addrepo https://download.opensuse.org/repositories/home:Ledest:erlang:23/openSUSE_Leap_15.6/home:Ledest:erlang:23.repo
zypper refresh
zypper install msgpack-erlang