wlan: Correct No of Max channels to scan

Currently MAX_CHANNEL to scan is 45 which should be 46.
Making MAX_CHANNEL as 46.

Change-Id: Id0f4ab4a27b46af5c1f4ef0e214cf340dae6aafb
CRs-Fixed: 951742
diff --git a/CORE/HDD/inc/wlan_hdd_cfg80211.h b/CORE/HDD/inc/wlan_hdd_cfg80211.h
index 647ca68..8192270 100644
--- a/CORE/HDD/inc/wlan_hdd_cfg80211.h
+++ b/CORE/HDD/inc/wlan_hdd_cfg80211.h
@@ -100,7 +100,7 @@
 #endif
 #endif
 
-#define MAX_CHANNEL MAX_2_4GHZ_CHANNEL + NUM_5GHZ_CHANNELS
+#define MAX_CHANNEL NUM_2_4GHZ_CHANNELS + NUM_5GHZ_CHANNELS
 
 typedef struct {
    u8 element_id;