Fix reading sourcecode error caused by special character · Pull Request !762 · OpenHarmony/arkcompiler_ets_frontend

Related Issue: https://gitee.com/openharmony/arkcompiler_ets_frontend/issues/I666BN

javascript sourcecode:

```
var x = [ "\nABCDEFGHIJKLMNOPQRSTUVWXYZ" + "\0\b\t\n\v\f\r" ];
```
:
![输入图片说明](https://foruda.gitee.com/images/1671006487919540766/81f1b153_8852068.png "屏幕截图")

Before PR:
the sourceCode get in Windows:
![输入图片说明](https://foruda.gitee.com/images/1671006443231207981/5415c9da_8852068.png "屏幕截图")
which is cut off at `sub` , because this character is `control ^z` （EOF in Windows）
Reference from： https://www.asciihex.com/character/control/26/0x1A/sub-substitute

After PR:
the sourceCode get in Windows:
![输入图片说明](https://foruda.gitee.com/images/1671005209279002005/f4a48988_8852068.png "屏幕截图")

IDE编译结果：
Before PR:
![输入图片说明](https://foruda.gitee.com/images/1671008288551997469/e53b514f_8852068.png "屏幕截图")
After PR:
![输入图片说明](https://foruda.gitee.com/images/1671008165532956191/dd1cfcfe_8852068.png "屏幕截图")

Test262: PASS
One known failure: out/test262/test_es2021/intl402/supportedLocalesOf-unicode-extensions-ignored.js.panda.strict.err
![输入图片说明](https://foruda.gitee.com/images/1671005252640723394/4f1ba586_8852068.png "屏幕截图")

compiler用例: PASS
![输入图片说明](https://foruda.gitee.com/images/1671005742611680827/41476533_8852068.png "屏幕截图")

parser用例：PASS
![输入图片说明](https://foruda.gitee.com/images/1671005775013906366/0ed5d9d8_8852068.png "屏幕截图")

tsc用例：PASS
![输入图片说明](https://foruda.gitee.com/images/1671005815352202525/deaa007d_8852068.png "屏幕截图")

类型	指派人员	状态
审查	godmiaozi 已审查通过 hhj	已完成 (1/1人)
测试	openharmony_ci 已测试通过	已完成 (1/1人)

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