Fix Recv Dfu cmd doesn't hard reset bug

src/net/cmd_handler.rs

@@ -202,6 +202,7 @@ pub fn execute_cmd(buffer: &mut [u8], buffer_size: usize, socket: &mut SocketHan
                     unsafe {
                         dfu::set_dfu_trigger();
                     }
+                    *state = State::HardReset;
                 }
                 Some(DeviceCmd::SetActiveReportMode) => {
                     match cmd.json.data_bool{