修改CPP路径

entry/src/main/cpp/hello.cpp

 #include "napi/native_api.h"
 #include <hilog/log.h>
-#include "/serialport/include/SerialPort.h"
+#include "serialport/include/SerialPort.h"
 #include <string.h>
 #include <stdio.h>
 #include <ctype.h>