iwlwifi: rename CONFIG_IWLWIFI_DEVICE_SVTOOL to CONFIG_IWLWIFI_DEVICE_TESTMODE

Change the name to match the works

Signed-off-by: Wey-Yi Guy <wey-yi.w.guy@intel.com>
diff --git a/drivers/net/wireless/iwlwifi/iwl-agn.c b/drivers/net/wireless/iwlwifi/iwl-agn.c
index daf010d..5021cc9 100644
--- a/drivers/net/wireless/iwlwifi/iwl-agn.c
+++ b/drivers/net/wireless/iwlwifi/iwl-agn.c
@@ -1703,8 +1703,8 @@
 		"disabled\n");
 #endif
 
-	dev_printk(KERN_INFO, bus(priv)->dev, "CONFIG_IWLWIFI_DEVICE_SVTOOL "
-#ifdef CONFIG_IWLWIFI_DEVICE_SVTOOL
+	dev_printk(KERN_INFO, bus(priv)->dev, "CONFIG_IWLWIFI_DEVICE_TESTMODE "
+#ifdef CONFIG_IWLWIFI_DEVICE_TESTMODE
 		"enabled\n");
 #else
 		"disabled\n");