xkb-data should not depend on it, since the xkeyboard-config translations are provided via language packs on Ubuntu.
With that said, I agree that it's a bit odd that nothing depends on xkb-data-i18n. This is how the existence of xkb-data-i18n is explained in the changelog:
"control, rules, xkb-data-i18n.install, xkb-data.install:
Split out xkb-data-i18n to be used by console-setup."
xkb-data should not depend on it, since the xkeyboard-config translations are provided via language packs on Ubuntu.
With that said, I agree that it's a bit odd that nothing depends on xkb-data-i18n. This is how the existence of xkb-data-i18n is explained in the changelog:
"control, rules, xkb-data- i18n.install, xkb-data.install:
Split out xkb-data-i18n to be used by console-setup."