EHF CV Request and CV | Rules | EHF-CV-B11401

Message: Value MUST be part of code list 'ISO639 Language Code'.
Context: /cv:CV/cv:LanguageSkills/cv:Language
Test: (some $code in $clISO639 satisfies $code = normalize-space(text()))
Code lists: ISO639 Language Code
Usage: / cv:CV / cv:LanguageSkills / cv:Language