Bump @iobroker/adapter-dev from 1.0.1 to 1.2.0

Bumps [@iobroker/adapter-dev](https://github.com/ioBroker/adapter-dev) from 1.0.1 to 1.2.0.
- [Release notes](https://github.com/ioBroker/adapter-dev/releases)
- [Commits](ioBroker/adapter-dev@v1.0.1...v1.2.0)

---
updated-dependencies:
- dependency-name: "@iobroker/adapter-dev"
  dependency-type: direct:development
  update-type: version-update:semver-minor
...

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