fix: dead links to source files of commands

[gap-editor]

Description

changed links to source files of every command in packages/cli/README.md so now it works properly. Fixes # (issue)

Type of change

Checklist

• [ ] I have tested locally
• [ ] I have performed a self review of my changes
• [ ] Updated any relevant documentation
• [ ] Linked to any relevant issues
• [ ] I have added tests relevant to my changes
• [ ] Any dependent changes have been merged and published in downstream modules
• [ ] My code is up to date with the base branch
• [ ] I have updated relevant changelogs. We suggest using chan