wlan: remove WQ5 flag for ARP packet.

Remove the changes to route the ARP packet though WQ5 as no data
frame should be routed through WQ5.

Change-Id: I810ea4dead6952804d0dbb51976126d15535110b
CRs-Fixed: 708377
diff --git a/CORE/TL/src/wlan_qct_tl.c b/CORE/TL/src/wlan_qct_tl.c
index 3058344..a8e8d4f 100644
--- a/CORE/TL/src/wlan_qct_tl.c
+++ b/CORE/TL/src/wlan_qct_tl.c
@@ -7603,7 +7603,6 @@
   {
     /*Send ARP at lowest Phy rate and through WQ5 */
     ucTxFlag |= HAL_USE_BD_RATE_MASK;
-    ucTxFlag |= HAL_USE_FW_IN_TX_PATH;
   }
 
   vosStatus = (VOS_STATUS)WDA_DS_BuildTxPacketInfo( pvosGCtx,