Bump test/test_helper/bats-assert from 44913ff to 42e4d86 (#549)

Bumps [test/test_helper/bats-assert](https://github.com/bats-core/bats-assert) from `44913ff` to `42e4d86`.
- [Release notes](https://github.com/bats-core/bats-assert/releases)
- [Commits](bats-core/bats-assert@44913ff...42e4d86)

---
updated-dependencies:
- dependency-name: test/test_helper/bats-assert
  dependency-type: direct:production
...

Signed-off-by: dependabot[bot] <support@github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>