drm/amd/display: Increase Max EDID Size Constant

[HOW & WHY]
Change max EDID size constant to 1280 to support
10-block EDIDs.
Signed-off-by: NAidan Gratton <Aidan.Gratton@amd.com>
Acked-by: NAurabindo Pillai <aurabindo.pillai@amd.com>
Signed-off-by: NAlex Deucher <alexander.deucher@amd.com>

drivers/gpu/drm/amd/display/dc/dc_types.h

@@ -122,7 +122,7 @@ struct dc_context {
 };
 
 
-#define DC_MAX_EDID_BUFFER_SIZE 1024
+#define DC_MAX_EDID_BUFFER_SIZE 1280
 #define DC_EDID_BLOCK_SIZE 128
 #define MAX_SURFACE_NUM 4
 #define NUM_PIXEL_FORMATS 10