wlan: Implement three states(values) for ini paramter toggleArpBDRates

Implement three states(values) for ini parameter toggleArpBDRates. So
that when it is set to 0 then disable feature, when set to 1 enable
toggling of ARP packets rates (1/6Mbps) and send using TID3 and
when set to 2 send on WQ5 along  with toggling of ARP packets and
send using TID3

Change-Id: I6ef45af02ae6c2f64bf9e00d619c4a94a4f26aac
CRs-Fixed: 906480
diff --git a/CORE/HDD/inc/wlan_hdd_cfg.h b/CORE/HDD/inc/wlan_hdd_cfg.h
index d76f68f..03c17b9 100644
--- a/CORE/HDD/inc/wlan_hdd_cfg.h
+++ b/CORE/HDD/inc/wlan_hdd_cfg.h
@@ -2497,7 +2497,7 @@
 
 #define CFG_TOGGLE_ARP_BDRATES_NAME       "gToggleArpBDRates"
 #define CFG_TOGGLE_ARP_BDRATES_MIN         0
-#define CFG_TOGGLE_ARP_BDRATES_MAX         1
+#define CFG_TOGGLE_ARP_BDRATES_MAX         2
 #define CFG_TOGGLE_ARP_BDRATES_DEFAULT     0
 
 /*