drm/amd/display: update dml to match DV dml

DV updated their dml with an option to use max vstartup,
this updates dc dml with the same option
Signed-off-by: NDmytro Laktyushkin <Dmytro.Laktyushkin@amd.com>
Reviewed-by: NTony Cheng <Tony.Cheng@amd.com>
Acked-by: NHarry Wentland <harry.wentland@amd.com>
Signed-off-by: NAlex Deucher <alexander.deucher@amd.com>

drivers/gpu/drm/amd/display/dc/dml/display_mode_structs.h

@@ -305,6 +305,7 @@ struct _vcs_dpi_display_pipe_dest_params_st {
 	unsigned char otg_inst;
 	unsigned char odm_split_cnt;
 	unsigned char odm_combine;
+	unsigned char use_maximum_vstartup;
 };
 
 struct _vcs_dpi_display_pipe_params_st {