qcacmn: fix dptrace for data packets

Enable tracing for TX/RX data packets
Donot print stats with 0 value

Change-Id: I4bab6537494c4ee0fe290e3778fb5662bf5abd66
CRs-Fixed: 2269193

qdf/inc/qdf_nbuf.h

@@ -119,6 +119,7 @@
 #define QDF_NBUF_TX_PKT_INVALID              0
 #define QDF_NBUF_TX_PKT_DATA_TRACK           1
 #define QDF_NBUF_TX_PKT_MGMT_TRACK           2
+#define QDF_NBUF_RX_PKT_DATA_TRACK           3
 
 /* Different Packet states */
 #define QDF_NBUF_TX_PKT_HDD                  1