qcacmn: Add sequence number to peer mlme object

The new P2P component cannot use legacy API's to get/set
the sequence number, thus we need new obj manager API's to handle
MLME sequence numbers.

Change-Id: I848f6c33f82cab6b90710f1411e0be55647e4476
CRs-Fixed: 2014032
diff --git a/umac/cmn_services/inc/wlan_cmn.h b/umac/cmn_services/inc/wlan_cmn.h
index a066b1d..5bcef18 100644
--- a/umac/cmn_services/inc/wlan_cmn.h
+++ b/umac/cmn_services/inc/wlan_cmn.h
@@ -38,6 +38,9 @@
 /* Max length of a SSID */
 #define WLAN_SSID_MAX_LEN 32
 
+/* Max sequence number */
+#define WLAN_MAX_SEQ_NUM    4096
+
 /* Max no. of Stations can be associated to VDEV*/
 #define WLAN_UMAC_MAX_AP_PEERS WLAN_UMAC_PSOC_MAX_PEERS
 /* Max no. of peers for STA vap */