GraalVM Native Image CodeGenerator not compatible with Windows OS

[gitchenjh]

• I have searched the issues of this repository and believe that this is not a duplicate.

Environment

• Dubbo version: 3.0.7-SNAPSHOT
• Operating System version: Windows 10
• Java version: 1.8

Steps to reproduce this issue

1. Build native-image demo flow the references : https://dubbo.apache.org/zh/docs/references/graalvm/support-graalvm/
2. Run org.apache.dubbo.utils.CodeGenerator#man(String[] args)
3. It throws exception