add class driver deinit

src/class/hid/hid_device.c

@@ -166,11 +166,14 @@ bool tud_hid_n_gamepad_report(uint8_t instance, uint8_t report_id,
 //--------------------------------------------------------------------+
 // USBD-CLASS API
 //--------------------------------------------------------------------+
-void hidd_init(void)
-{
+void hidd_init(void) {
   hidd_reset(0);
 }
 
+bool hidd_deinit(void) {
+  return true;
+}
+
 void hidd_reset(uint8_t rhport)
 {
   (void) rhport;