Bump @octokit/core from 6.1.4 to 6.1.6 in /scripts (#609)

Bumps [@octokit/core](https://github.com/octokit/core.js) from 6.1.4 to 6.1.6.
- [Release notes](https://github.com/octokit/core.js/releases)
- [Commits](octokit/core.js@v6.1.4...v6.1.6)

---
updated-dependencies:
- dependency-name: "@octokit/core"
  dependency-version: 6.1.6
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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

Author: dependabot[bot]