qcacmn: Add string for RXDMA Monitor Destination Ring

Ring name for RXDMA Monitor Desination Ring is missing which
results in printing Invalid Ring in backpressure prints output.

Add string name for same.

Change-Id: I02848d296bd08aa2ac9dda767e0db1475012a162

dp/wifi3.0/dp_main.c

@@ -7936,6 +7936,8 @@ char *dp_srng_get_str_from_hal_ring_type(enum hal_ring_type ring_type)
 		return "Rxdma_monitor_desc";
 	case RXDMA_MONITOR_STATUS:
 		return "Rxdma_monitor_status";
+	case RXDMA_MONITOR_DST:
+		return "Rxdma_monitor_destination";
 	case WBM_IDLE_LINK:
 		return "WBM_hw_idle_link";
 	default: