Bump desugar_jdk_libs from 1.1.5 to 1.1.6

Bumps [desugar_jdk_libs](https://github.com/google/desugar_jdk_libs) from 1.1.5 to 1.1.6.
- [Release notes](https://github.com/google/desugar_jdk_libs/releases)
- [Changelog](https://github.com/google/desugar_jdk_libs/blob/master/CHANGELOG.md)
- [Commits](https://github.com/google/desugar_jdk_libs/commits

)

---
updated-dependencies:
- dependency-name: com.android.tools:desugar_jdk_libs
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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