[Bug 46266] tzres is constantly being loaded/ unloaded when TimeZone information is queried.

https://bugs.winehq.org/show_bug.cgi?id=46266

--- Comment #12 from 張修銘  ---
(In reply to Sagawa from comment #9)
> Created attachment 63004 [details]
> proposed patch
>
> Here is a proposed patch which caches MUI string.
> Could you try and/or review this patch before submitting?

Thank you for the patch. After applying the patch, although it is still a bit
slower than before, the speed is much better now.