fix(build): update python version limit

[sl-gn]

📝 Change Type

Please select the type of change this PR introduces (choose one or more):

• feat: New feature.
• [✅] fix: Bug fix.
• docs: Documentation only changes.
• refactor: A code change that neither fixes a bug nor adds a feature.
• perf: Performance improvement.
• test: Adding missing tests or correcting existing tests.
• chore: Maintenance tasks (e.g., updating dependencies).

💡 Description

Briefly describe the change, its purpose, and the problem it solves.

Key Changes

1. update python version limit in pyproject.toml and cli.py
2. update python version limit in readme

🔗 Related Issues