drm/ast: Remove 1152x864 from list of widescreen resolutions

The resolution 1152x864 has a ratio of 4:3 and is already handled
as such. Remove it from the list of widescreen resolutions.

Signed-off-by: Thomas Zimmermann <tzimmermann@suse.de>
Reviewed-by: Jocelyn Falempe <jfalempe@redhat.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20250131092257.115596-2-tzimmermann@suse.de

drivers/gpu/drm/ast/ast_mode.c

@@ -1035,8 +1035,6 @@ ast_crtc_helper_mode_valid(struct drm_crtc *crtc, const struct drm_display_mode
 			return MODE_OK;
 		if ((mode->hdisplay == 1600) && (mode->vdisplay == 900))
 			return MODE_OK;
-		if ((mode->hdisplay == 1152) && (mode->vdisplay == 864))
-			return MODE_OK;
 
 		if ((ast->chip == AST2100) || // GEN2, but not AST1100 (?)
 		    (ast->chip == AST2200) || // GEN3, but not AST2150 (?)