wlan: Adding MTRACE functionality to HDD

This  fix will add  MTRACE funcionality to HDD

Change-Id:Ica270091034f3373a786a52c35cd240110ee9823
CRs-Fixed: 594600
(cherry picked from commit c7437b7abe0b059f7b3a050c4cb4ca02f3240e30)
diff --git a/Kbuild b/Kbuild
index 1afd1eb..79046b0 100644
--- a/Kbuild
+++ b/Kbuild
@@ -137,6 +137,7 @@
 		$(HDD_SRC_DIR)/wlan_hdd_scan.o \
 		$(HDD_SRC_DIR)/wlan_hdd_softap_tx_rx.o \
 		$(HDD_SRC_DIR)/wlan_hdd_tx_rx.o \
+                $(HDD_SRC_DIR)/wlan_hdd_trace.o \
 		$(HDD_SRC_DIR)/wlan_hdd_wext.o \
 		$(HDD_SRC_DIR)/wlan_hdd_wmm.o \
 		$(HDD_SRC_DIR)/wlan_hdd_wowl.o