build: i18n-add-language.sh: more lenient code validation
Allow language codes with underscores and capital letters.
Signed-off-by:
Jo-Philipp Wich <jo@mein.io>
parent
0b513de0
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Allow language codes with underscores and capital letters.
Signed-off-by:
Jo-Philipp Wich <jo@mein.io>