st/dri: only expose config formats that are display targets

In the case of NVIDIA hardware, ABGR is displayable but ARGB is not.
Only advertise the one set in the visuals list.

Signed-off-by: Ilia Mirkin <imirkin@alum.mit.edu>
Reviewed-by: Marek Olšák <marek.olsak@amd.com>
Acked-by: Daniel Stone <daniels@collabora.com>

src/gallium/state_trackers/dri/dri_screen.c

@@ -249,7 +249,8 @@ dri_fill_in_modes(struct dri_screen *screen)
 
       if (!p_screen->is_format_supported(p_screen, pipe_formats[format],
                                          PIPE_TEXTURE_2D, 0,
-                                         PIPE_BIND_RENDER_TARGET))
+                                         PIPE_BIND_RENDER_TARGET |
+                                         PIPE_BIND_DISPLAY_TARGET))
          continue;
 
       for (i = 1; i <= msaa_samples_max; i++) {