Hotfix: `waitForEvent` data parsing

[jpwilliams]

Summary

• Fixes waitForEvent dropping some data when resolving with an event
• Fixes steps fetched via the API not being parsed for v0 runs

Checklist

• [ ] Added a docs PR that references this PR
• [x] Added unit/integration tests
• [x] Added changesets if applicable

[changeset-bot[bot]]

🦋 Changeset detected

Latest commit: 3171f82034a7ab77e64a7db9aea6713dbc7047a9

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

This PR includes changesets to release 1 package

| Name | Type | | ------- | ----- | | inngest | Patch |

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