Upgrade: [dependabot] - bump @redocly/cli from 2.12.5 to 2.12.6

Bumps [@redocly/cli](https://github.com/Redocly/redocly-cli) from 2.12.5 to 2.12.6.
- [Release notes](https://github.com/Redocly/redocly-cli/releases)
- [Commits](https://github.com/Redocly/redocly-cli/compare/@redocly/[email protected]...@redocly/[email protected])

---
updated-dependencies:
- dependency-name: "@redocly/cli"
  dependency-version: 2.12.6
  dependency-type: direct:development
  update-type: version-update:semver-patch
...

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

Author: dependabot[bot]