wlan: clean up of ERROR logs.

There are many info logs which are of
ERROR type and vice versa.. As a part
of fix, clean up such logs.

Change-Id: I8114abb4deb10ed789d0f1000033a9b772a98519
CRs-Fixed: 920899
diff --git a/CORE/HDD/src/wlan_hdd_assoc.c b/CORE/HDD/src/wlan_hdd_assoc.c
index bb44804..36fbdc6 100644
--- a/CORE/HDD/src/wlan_hdd_assoc.c
+++ b/CORE/HDD/src/wlan_hdd_assoc.c
@@ -669,7 +669,8 @@
              }
         }
 #endif
-        pr_info("wlan: " MAC_ADDRESS_STR " connected to " MAC_ADDRESS_STR "\n",
+        hddLog(VOS_TRACE_LEVEL_ERROR, MAC_ADDRESS_STR " connected to "
+                MAC_ADDRESS_STR,
                 MAC_ADDR_ARRAY(pAdapter->macAddressCurrent.bytes),
                 MAC_ADDR_ARRAY(wrqu.ap_addr.sa_data));
         hdd_SendUpdateBeaconIEsEvent(pAdapter, pCsrRoamInfo);