Bump mime from 1.3.4 to 1.6.0 in /exercicios/buildkit/app/node

Bumps [mime](https://github.com/broofa/mime) from 1.3.4 to 1.6.0.
- [Release notes](https://github.com/broofa/mime/releases)
- [Changelog](https://github.com/broofa/mime/blob/v1.6.0/CHANGELOG.md)
- [Commits](broofa/mime@v1.3.4...v1.6.0)

---
updated-dependencies:
- dependency-name: mime
  dependency-type: indirect
...

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Author: dependabot[bot]