bug: esm模式打包后,node项目使用,本地模块因为没有.js后缀导致报错

### Version

4

### OS Version

macOS

### Node.js Version

16

### Link to minimal reproduction

无

### Steps to reproduce

cjs模式后,node项目引入

### What is expected?

添加.js后缀

### What is actually happening?

引入报错

### Any additional comments? (optional)

_No response_