qcacmn: Add support to log ICMP packet seq no and ID

Add support to log ICMP seq no and ID in DPTRACE.
Other protcols can use this private proto data to record
there private data accordingly. Currently it is set to 0.
Increase the record entry from 40 bytes to 50 bytes.

Change-Id: Ief5fb26a97408a364af486f3eaec2e108de71d52
CRs-Fixed: 2951916

qdf/inc/qdf_nbuf.h

@@ -509,6 +509,7 @@ struct qdf_radiotap_vendor_ns_ath {
 #define IPV4_DST_PORT_OFFSET          36
 
 /* IPV4 ICMP Related Mask */
+#define ICMP_ID_OFFSET                38
 #define ICMP_SEQ_NUM_OFFSET           40
 #define ICMP_SUBTYPE_OFFSET           34
 #define ICMP_REQUEST                  0x08