Bump ChimeSMALibrary from 6a7b216 to b6ff94c

Bumps [ChimeSMALibrary](https://github.com/docwho2/java-chime-voicesdk-sma) from `6a7b216` to `b6ff94c`.
- [Commits](docwho2/java-chime-voicesdk-sma@6a7b216...b6ff94c)

---
updated-dependencies:
- dependency-name: ChimeSMALibrary
  dependency-type: direct:production
...

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Author: dependabot[bot]