build(deps): bump braze-specification from 7fb0479 to bb37bcc

Bumps [braze-specification](https://github.com/braze-community/braze-specification) from `7fb0479` to `bb37bcc`.
- [Release notes](https://github.com/braze-community/braze-specification/releases)
- [Commits](braze-community/braze-specification@7fb0479...bb37bcc)

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

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