Remove Malay macrolanguage trick
Remove Malay macrolanguage trick

That line was here only to get the Malay UI language
working, but it’s not needed any more now that we moved
to BCP 47 to identify UI languages.

See c09c75d62d2578fce364b3d15d79f48fb1d7656e.

Tatoeba/tatoeba2,Tatoeba/tatoeba2,Tatoeba/tatoeba2,Tatoeba/tatoeba2,Tatoeba/tatoeba2