timezone from home:vjt:ifad project

需要 openSUSE Leap 15.2 ，用 root 執行：

zypper addrepo https://download.opensuse.org/repositories/home:vjt:ifad/openSUSE_Leap_15.2/home:vjt:ifad.repo
zypper refresh
zypper install timezone

需要 openSUSE Leap 15.1 ，用 root 執行：

zypper addrepo https://download.opensuse.org/repositories/home:vjt:ifad/openSUSE_Leap_15.1/home:vjt:ifad.repo
zypper refresh
zypper install timezone

需要 15.6 ，用 root 執行：

zypper addrepo https://download.opensuse.org/repositories/home:vjt:ifad/15.6/home:vjt:ifad.repo
zypper refresh
zypper install timezone

需要 15.5 ，用 root 執行：

zypper addrepo https://download.opensuse.org/repositories/home:vjt:ifad/15.5/home:vjt:ifad.repo
zypper refresh
zypper install timezone

需要 openSUSE Leap 15.4 ，用 root 執行：

zypper addrepo https://download.opensuse.org/repositories/home:vjt:ifad/openSUSE_Leap_15.4/home:vjt:ifad.repo
zypper refresh
zypper install timezone

需要 openSUSE Leap 15.3 ，用 root 執行：

zypper addrepo https://download.opensuse.org/repositories/home:vjt:ifad/openSUSE_Leap_15.3/home:vjt:ifad.repo
zypper refresh
zypper install timezone