MR23v1 - shell32: Sanitize Program Manager icon and group names

[Alexandre Julliard (@julliard)]

Alexandre Julliard (@julliard) commented about dlls/shell32/dde.c:
>          WCHAR *groups_data = heap_alloc(sizeof(WCHAR));
>          char *groups_dataA;
>          HDDEDATA ret;
> +        static WCHAR star[] = L"*";
>  
>          groups_data[0] = 0;
> -        programs = get_programs_path(L"*");
> +        programs = get_programs_path(star, FALSE);
It's ugly to have to pass a non-const buffer that actually won't get modified. You should rethink your helper functions.

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https://gitlab.winehq.org/wine/wine/-/merge_requests/23#note_550