macloader: Add default NVRAM calibration path

* This also causes NVMRAM calibration to be on by default
* Most devices should be using this, so don't make them override

Change-Id: Ied6e8f4ebd131ae992814bf83c9e7bb379ca9d79
Signed-off-by: Paul Keith <javelinanddart@aidenswann.com>

macloader/include/samsung_macloader.h

@@ -26,7 +26,7 @@
  */
 
 /* NVRAM calibration, NULL if calibration unneeded */
-#define WIFI_DRIVER_NVRAM_PATH NULL
+#define WIFI_DRIVER_NVRAM_PATH "/system/etc/wifi/nvram_net.txt"
 
 /* NVRAM calibration parameters */
 #define WIFI_DRIVER_NVRAM_PATH_PARAM "/sys/module/wlan/parameters/nvram_path"