wlan: By default enable ubsp mode.

By default enable ubsp mode, by setting ini parameter
'gEnableLpwrImgTransition', default value to TRUE.
Removed duplicate code in wlan_hdd_cfg.c.

Change-Id: Idea18e3c15f92f68f93f71d11d2f8bfdb3d86659
CRs-Fixed: 672941
diff --git a/CORE/HDD/inc/wlan_hdd_cfg.h b/CORE/HDD/inc/wlan_hdd_cfg.h
index bbe6af9..bbd20d0 100644
--- a/CORE/HDD/inc/wlan_hdd_cfg.h
+++ b/CORE/HDD/inc/wlan_hdd_cfg.h
@@ -1850,7 +1850,7 @@
 #define CFG_ENABLE_LPWR_IMG_TRANSITION_NAME        "gEnableLpwrImgTransition"
 #define CFG_ENABLE_LPWR_IMG_TRANSITION_MIN         ( 0 )
 #define CFG_ENABLE_LPWR_IMG_TRANSITION_MAX         ( 1 )
-#define CFG_ENABLE_LPWR_IMG_TRANSITION_DEFAULT     ( 0 )
+#define CFG_ENABLE_LPWR_IMG_TRANSITION_DEFAULT     ( 1 )
 
 
 /*