Re: [PATCH v2 0/2] MR8570: Standardise strings to English (United States)

[Alexandre Julliard (＠julliard)]

> Remove en_US.po as it will simply duplicate en.po

It's needed for some special cases, like using UTF-8 characters in a string (since msgids have to be ASCII).

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https://gitlab.winehq.org/wine/wine/-/merge_requests/8570#note_109897