[PATCH v3 0/14] MR7063: win32u: More fixes for arcs.

[Elizabeth Figura (＠zfigura)]

This time including some regression tests.

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  v3: win32u: Emit a rectangle for 1-pixel ellipses.
      win32u: Normalize the ellipse width/height in dibdrv_RoundRect().
 
https://gitlab.winehq.org/wine/wine/-/merge_requests/7063