Update Windows installation instructions

[deepu105]

Add instructions to install via Powershell commands

🔧 Changes

📚 References

🔬 Testing

📝 Checklist

• [ ] All new/changed/fixed functionality is covered by tests (or N/A)
• [ ] I have added documentation for all new/changed functionality (or N/A)

[developerkunal]

Hi @deepu105,

I hope you're having a nice day!

I've made some changes that will fetch the latest version for the tool. Could you please add those changes to this PR: patch-1?

Thank you!

[deepu105]

closing in favor of https://github.com/auth0/auth0-cli/pull/1020 cc @developerkunal