wlan : Initiate the 'rssiAvgBmps' to the rssi value get from scan result.

During the connection of new AP, the UI signal BAR shows wrong signal
level within short period because initial RSSI is always reported as zero.

Update code to initialize rssiAvgBmps from scan.

Change-Id: I14b8186255253fce41a768e19cf83c9e3896e4f3
CRs-Fixed: 869776
diff --git a/CORE/TL/src/wlan_qct_tl.c b/CORE/TL/src/wlan_qct_tl.c
index d49f151..dea51f9 100644
--- a/CORE/TL/src/wlan_qct_tl.c
+++ b/CORE/TL/src/wlan_qct_tl.c
@@ -1368,6 +1368,7 @@
      data to calculate RSSI. So to avoid reporting zero, we are initializing
      RSSI with RSSI saved in BssDescription during scanning. */
   pClientSTA->rssiAvg = rssi;
+  pClientSTA->rssiAvgBmps = rssi;
 #ifdef FEATURE_WLAN_TDLS
   if(WLAN_STA_TDLS == pClientSTA->wSTADesc.wSTAType)
   {