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: e75ea6c

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

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[tatomyr]

Replaced with: #2335. Thanks one more time, @jeremyfiel!