drm/arise: cbios: donot implicit truncation from 'int' to bit-field

Fix follow compile error with clang-19:

drivers/gpu/drm/arise/cbios/Device/Monitor/EDPPanel/CBiosITN156.c:136:22: error: implicit truncation from 'int' to bit-field changes value from 2 to 0 [-Werror,-Wbitfield-constant-conversion]
  136 |         /*.Flags = */0x2,//backlight control = 0, use hard code link para
      |                      ^~~
1 error generated.

According to the comments, 'Flags' should be 0.

Signed-off-by: WangYuli <[email protected]>

drivers/gpu/drm/arise/cbios/Device/Monitor/EDPPanel/CBiosITN156.c

@@ -133,7 +133,7 @@ CBIOS_EDP_PANEL_DESC ITN156_Panel_Desc =
         /*.LaneNum = */4,
         /*.BacklightMax = */255,
         /*.BacklightMin = */0,
-        /*.Flags = */0x2,//backlight control = 0, use hard code link para
+        /*.Flags = */0,//backlight control = 0, use hard code link para
     },
     /*.pFnEDPPanelInit = */INT156_Init,
     /*.pFnEDPPanelDeInit = */INT156_DeInit,