libguile-srfi-srfi-60-v-2-2 from home:plater:lilypond project

需要 Tumbleweed ，用 root 執行：

zypper addrepo https://download.opensuse.org/repositories/home:plater:lilypond/Tumbleweed/home:plater:lilypond.repo
zypper refresh
zypper install libguile-srfi-srfi-60-v-2-2

需要 15.6 ，用 root 執行：

zypper addrepo https://download.opensuse.org/repositories/home:plater:lilypond/15.6/home:plater:lilypond.repo
zypper refresh
zypper install libguile-srfi-srfi-60-v-2-2

需要 15.5 ，用 root 執行：

zypper addrepo https://download.opensuse.org/repositories/home:plater:lilypond/15.5/home:plater:lilypond.repo
zypper refresh
zypper install libguile-srfi-srfi-60-v-2-2