Bump durable-functions (#1308)

Bumps [durable-functions](https://github.com/Azure/azure-functions-durable-js) from 3.0.1 to 3.1.0.
- [Release notes](https://github.com/Azure/azure-functions-durable-js/releases)
- [Changelog](https://github.com/Azure/azure-functions-durable-js/blob/v3.x/azure-pipelines-release.yml)
- [Commits](Azure/azure-functions-durable-js@3.0.1...v3.1.0)

---
updated-dependencies:
- dependency-name: durable-functions
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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