Move to Apache License 2.0

[jpwilliams]

Summary

Moves the inngest package to use Apache License 2.0.

Checklist

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

[changeset-bot[bot]]

🦋 Changeset detected

Latest commit: d1622bf1128639b1d99796e14c29dc37a49f4817

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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