xfce-extra/xfce4-mailwatch-plugin: Revbump post dep change

Signed-off-by: Michał Górny <mgorny@gentoo.org>

diff --git a/xfce-extra/xfce4-mailwatch-plugin/xfce4-mailwatch-plugin-1.2.0-r4.ebuild b/xfce-extra/xfce4-mailwatch-plugin/xfce4-mailwatch-plugin-1.2.0-r5.ebuild
similarity index 100%
rename from xfce-extra/xfce4-mailwatch-plugin/xfce4-mailwatch-plugin-1.2.0-r4.ebuild
rename to xfce-extra/xfce4-mailwatch-plugin/xfce4-mailwatch-plugin-1.2.0-r5.ebuild