wip for OAS 3.2 updates

[jeremyfiel]

What/Why/How?

this is a running update of features for OAS 3.2 support.

https://github.com/OAI/OpenAPI-Specification/pulls?q=is%3Apr+milestone%3Av3.2.0+is%3Amerged

Reference

OAI/OpenAPI-Specification#4600

Testing

• need to update visitors.ts
• add more tests
• add docs

Screenshots (optional)

Check yourself

• Code changed? - Tested with redoc (internal)
• All new/updated code is covered with tests
• New package installed? - Tested in different environments (browser/node)

Security

• Security impact of change has been considered
• Code follows company security practices and guidelines

[changeset-bot]

⚠️ No Changeset found

Latest commit: ee3b237

Merging this PR will not cause a version bump for any packages. If these changes should not result in a new version, you're good to go. If these changes should result in a version bump, you need to add a changeset.

This PR includes no changesets

When changesets are added to this PR, you'll see the packages that this PR includes changesets for and the associated semver types

Click here to learn what changesets are, and how to add one.

Click here if you're a maintainer who wants to add a changeset to this PR