japanese/ibus-anthy: Update 1.5.16 => 1.5.17

Changes:
 * Update translation (.po files)
 * Support GNOME Wayland and GTK4
 * Update era.t with 2025

Commit log:
https://github.com/fujiwarat/ibus-anthy/compare/1.5.16...1.5.17

While here fix warnings from portclippy - no functional changes.

PR:	287093