Does this issue occur when all extensions are disabled?: Yes/No

• VS Code Version:
  • 版本: 1.87.2 (Universal)
  • 提交: 863d258
  • 日期: 2024-03-08T15:21:31.043Z
  • Electron: 27.3.2
  • ElectronBuildId: 26836302
  • Chromium: 118.0.5993.159
  • Node.js: 18.17.1
  • V8: 11.8.172.18-electron.0
• OS: Darwin x64 23.3.0

Steps to Reproduce:

1. Open any file that requires the merged code
2. To set the file to read-only, maybe only need to set the file path to read-only in the setting
3. Open the file and try to click codelens, it will have no effect.
4. Recommend that all operations which tries to modify the contents of a read-only file document, need a pop-up prompt.