fix: Support for generating enums when enums definition has null value

[DanDeMicco]

Changes

What does this PR change? Link to any related issue(s). #1872

How to Review

How can a reviewer review your changes? What should be kept in mind for this review?

Checklist

• [x] Unit tests updated
• [ ] docs/ updated (if necessary)
• [x] pnpm run update:examples run (only applicable for openapi-typescript)

[changeset-bot[bot]]

🦋 Changeset detected

Latest commit: 41ec6eba7d019fcc93a65fd0a793d5dff4ed99c1

The changes in this PR will be included in the next version bump.

This PR includes changesets to release 1 package

Name	Type
openapi-typescript	Patch

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[drwpow]

Looks great, and great tests! But let’s make this a patch release (just edit the .changeset file)

[DanDeMicco]

@drwpow forgot about this, updated to patch

[DanDeMicco]

@drwpow bumping this