build(deps): bump braze-specification from b52a2c8 to 62c389d

Bumps [braze-specification](https://github.com/braze-community/braze-specification) from `b52a2c8` to `62c389d`.
- [Release notes](https://github.com/braze-community/braze-specification/releases)
- [Commits](braze-community/braze-specification@b52a2c8...62c389d)

---
updated-dependencies:
- dependency-name: braze-specification
  dependency-type: direct:production
...

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