[PATCH 0/1] MR1501: ntdll: Use system language as preferred, if user language is custom-unspecified.

[Nikolay Sivov (＠nsivov)]

This is follow up for !1417, user language still could be set to unspecified due to later change to original MR to reset only the system locale.

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https://gitlab.winehq.org/wine/wine/-/merge_requests/1501