Add third-party application policies

[royb-legit]

TL;DR

Third-party applications may expose risk when not restricted.
For instance:

This will allow you to prevent untrusted apps from accessing the organization's resources while allowing organization members to use apps for their personal accounts.

Detailed design

No response

Additional information

https://docs.github.com/en/enterprise-cloud@latest/organizations/restricting-access-to-your-organizations-data/enabling-oauth-app-access-restrictions-for-your-organization