Remove unused code

src/Framework/hal/hal_mtk.c

@@ -136,17 +136,17 @@ const char* hal_get_device_id(void)
 
 const char* hal_get_device_secret(void)
 {
-	return g_pDeviceSecret;//"266726e07bf3210192e0868d9f7315f7";
+	return g_pDeviceSecret;
 }
 
 const char* hal_get_device_name(void)
 {
-	return g_pDeviceName;//"e0d7930776e745508ef930e1b0efaf65";
+	return g_pDeviceName;
 }
 
 const char* hal_get_device_iot_id(void)
 {
-	return g_pIoTId;//"f65250e202664a229446b6bd2d6bccc4";
+	return g_pIoTId;
 }
 
 int hal_device_name_to_id(void)