wlan: Retry Auth if AP gives MAX_ASSOC_STA_REACHED

This is IOT issue with the AP who has 5G prefer feature.
The AP rejects with eSIR_MAC_MAX_ASSOC_STA_REACHED_STATUS
in AUTH frame when the 2.4G STA tries AUTH process for
the first 2 times. If STA tries the 3rd time in 2.4G,
then the AUTH process will success.

Change-Id: I8afa43cb9728f73172f543bfb9aac65b0b225aa2
CRs-Fixed: 1111136
diff --git a/CORE/MAC/inc/aniGlobal.h b/CORE/MAC/inc/aniGlobal.h
index ddfbc23..9ebe806 100644
--- a/CORE/MAC/inc/aniGlobal.h
+++ b/CORE/MAC/inc/aniGlobal.h
@@ -1096,6 +1096,7 @@
     uint32_t sap_auth_offload_sec_type;
 #endif /* SAP_AUTH_OFFLOAD */
    bool max_power_cmd_pending;
+   uint32_t sta_auth_retries_for_code17;
 } tAniSirGlobal;
 
 #ifdef FEATURE_WLAN_TDLS