directdraw: DDSCAPS_FRONTBUFFER is not a CAPS we can request on CreateSurface()

effectively reverting 351cd5a8

Close #16905
Signed-off-by: Jean-Baptiste Kempf <jb@videolan.org>

modules/video_output/win32/directdraw.c

@@ -867,11 +867,8 @@ static int DirectXCreateSurface(vout_display_t *vd,
     ddsd.dwFlags |= DDSD_CAPS;
     if (use_overlay) {
         ddsd.ddsCaps.dwCaps = DDSCAPS_OVERLAY | DDSCAPS_VIDEOMEMORY;
-        ddsd.ddsCaps.dwCaps |= DDSCAPS_FLIP | DDSCAPS_FRONTBUFFER;
-        if (backbuffer_count > 0)
-            ddsd.ddsCaps.dwCaps |= DDSCAPS_COMPLEX;
-
         if (backbuffer_count > 0) {
+            ddsd.ddsCaps.dwCaps |= DDSCAPS_COMPLEX | DDSCAPS_FLIP;
             ddsd.dwFlags |= DDSD_BACKBUFFERCOUNT;
             ddsd.dwBackBufferCount = backbuffer_count;
         }