Ryan Liptak b31a03f134 Let CRT take care of the entry point for wWinMain if libc is linked
Fixes #7852

Before, the modified test would fail with:

```
error: lld-link: undefined symbol: wWinMain
    note: referenced by C:\Users\Ryan\Programming\Zig\zig-x86_64-windows-0.15.1\lib\libc\mingw\crt\crtexewin.c:66
    note:               libmingw32.lib(ucrtexewin.obj):(wmain)
```
2025-11-08 17:11:12 -08:00
..
2025-08-31 12:49:18 -07:00
2025-10-29 14:25:51 +01:00