Translation updates

src/backend/po/zh_TW.po

src/bin/initdb/po/zh_TW.po

src/bin/pg_config/po/zh_TW.po

src/bin/pg_ctl/po/zh_TW.po

src/bin/pg_dump/po/zh_TW.po

src/bin/psql/po/zh_TW.po