textproc/uim: Update to 1.9.0
- Add RUN_DEPENDS on japanese/skk-jisyo
- Fix default SKK-JISYO.L dictionary file path setting for SKK input method
- Rename textproc/uim-gtk port to textproc/uim-gtk2
- Add textproc/uim-qt6 port of Qt6 input method module
- Bump PORTREVISION of the ports that depend on textproc/uim port