Bump pydash from 5.1.0 to 6.0.0 in /app

Bumps [pydash](https://github.com/dgilland/pydash) from 5.1.0 to 6.0.0.
- [Changelog](https://github.com/dgilland/pydash/blob/develop/CHANGELOG.rst)
- [Commits](dgilland/pydash@v5.1.0...v6.0.0)

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

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Author: dependabot[bot]