change default serial number

iap/Modules/settings_api.h

@@ -18,7 +18,7 @@
 #include <stdbool.h>
 
 #ifndef DEVICE_SERIAL
-#define DEVICE_SERIAL "7020000"
+#define DEVICE_SERIAL "7023000"
 #endif
 
 /**

modules/sys_api.h

@@ -16,7 +16,7 @@
 #endif
 
 #ifndef DEVICE_SERIAL
-#define DEVICE_SERIAL "7020000"
+#define DEVICE_SERIAL "7023000"
 #endif