Bump trim-newlines and npm-check (#188)

Bumps [trim-newlines](https://github.com/sindresorhus/trim-newlines) and [npm-check](https://github.com/dylang/npm-check). These dependencies needed to be updated together.

Updates `trim-newlines` from 1.0.0 to 3.0.1
- [Release notes](https://github.com/sindresorhus/trim-newlines/releases)
- [Commits](https://github.com/sindresorhus/trim-newlines/commits)

Updates `npm-check` from 5.9.2 to 6.0.1
- [Release notes](https://github.com/dylang/npm-check/releases)
- [Commits](dylang/npm-check@v5.9.2...v6.0.1)

---
updated-dependencies:
- dependency-name: trim-newlines
  dependency-type: indirect
- dependency-name: npm-check
  dependency-type: direct:development
...

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

Author: dependabot[bot]