Bump knex from 3.0.1 to 3.1.0

Bumps [knex](https://github.com/knex/knex) from 3.0.1 to 3.1.0.
- [Release notes](https://github.com/knex/knex/releases)
- [Changelog](https://github.com/knex/knex/blob/master/CHANGELOG.md)
- [Commits](knex/knex@3.0.1...3.1.0)

---
updated-dependencies:
- dependency-name: knex
  dependency-type: direct:development
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <[email protected]>