deCONZ - support carbon monoxide sensors

[Kane610]

Breaking Change:

Description:

Related issue (if applicable): fixes #

Pull request in home-assistant.io with documentation (if applicable): home-assistant/home-assistant.io#<home-assistant.io PR number goes here>

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[ghost]

Hey there @Kane610, mind taking a look at this pull request as its been labeled with a integration (deconz) you are listed as a codeowner for? Thanks!

This is a automatic comment generated by codeowners-mention to help ensure issues and pull requests are seen by the right people.

[Kane610]

Thanks @andrewsayre 🎉