drm/amd/display: Fix Cursor Offset in Scaled Scenarios

[WHY]
Cursor position code had improper offsets in scaled modes.

[HOW]
Adjust cursor scaling to account for cursor offsets properly.
Reviewed-by: Rodrigo Siqueira <Rodrigo.Siqueira@amd.com>
Signed-off-by: Sung Lee <sunglee@amd.com>
Tested-by: Daniel Wheeler <daniel.wheeler@amd.com>
Signed-off-by: Rodrigo Siqueira <Rodrigo.Siqueira@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

drivers/gpu/drm/amd/display/dc/hubp/dcn401/dcn401_hubp.c

@@ -725,8 +725,8 @@ void hubp401_cursor_set_position(
 		CURSOR_ENABLE, cur_en);
 
 	REG_SET_2(CURSOR_POSITION, 0,
-		CURSOR_X_POSITION, pos->x,
-		CURSOR_Y_POSITION, pos->y);
+		CURSOR_X_POSITION, x_pos,
+		CURSOR_Y_POSITION, y_pos);
 
 	REG_SET_2(CURSOR_HOT_SPOT, 0,
 		CURSOR_HOT_SPOT_X, pos->x_hotspot,