rules: fix the set of ISO language/country codes and add a test for it (!211) · Merge requests · xkbdesc / xkeyboard-config · GitLab

Peter Hutterer requested to merge whot/xkeyboard-config:wip/check-iso-codes into master Apr 20, 2021

The extras used some of 639-2/B, let's make this consistent across both files.

See #265

Edited Jan 20, 2022 by Peter Hutterer