Update xemacs-mule-sumo-packages and xemacs-sumo-packages to lastest version
Remove xemacs-mule-base-packages from DEPENDS of xemacs-mule/Makefile because
bugs in the previous version xemacs{,-mule}-sumo-packages were fixed.

Submitted by: FUJISHIMA Satsuki <k5@cheerful.com>
Obtained from: ports-jp@jp.freebsd.org