drm/amd/display: Clear sticky vsc sdp error bit

[Why]
Need to clear sticky error bits generated during hpd irq from receiver.

[How]
Clear sticky vsc sdp error bit.
Signed-off-by: Wyatt Wood <wyatt.wood@amd.com>
Reviewed-by: Anthony Koo <Anthony.Koo@amd.com>
Acked-by: Rodrigo Siqueira <Rodrigo.Siqueira@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

drivers/gpu/drm/amd/display/dc/core/dc_link_dp.c

@@ -2570,7 +2570,8 @@ static bool handle_hpd_irq_psr_sink(struct dc_link *link)
 		psr_sink_psr_status.raw = dpcdbuf[2];
 
 		if (psr_error_status.bits.LINK_CRC_ERROR ||
-				psr_error_status.bits.RFB_STORAGE_ERROR) {
+				psr_error_status.bits.RFB_STORAGE_ERROR ||
+				psr_error_status.bits.VSC_SDP_ERROR) {
 			/* Acknowledge and clear error bits */
 			dm_helpers_dp_write_dpcd(
 				link->ctx,