Add vicare fuelcell

[nbraem]

Breaking change

Proposed change

Add support for vicare fuelcell device type. Support for this device was added in PyViCare and is for the Viessmann VitoValor PT2, which is both a gaz boiler and a fuel cell which generates electricity.

Type of change

• Dependency upgrade
• Bugfix (non-breaking change which fixes an issue)
• New integration (thank you!)
• New feature (which adds functionality to an existing integration)
• Breaking change (fix/feature causing existing functionality to break)
• Code quality improvements to existing code or addition of tests

Example entry for configuration.yaml:

# Example configuration.yaml
vicare:
  username: username
  password: password
  heating_type: fuelcell

Additional information

• This PR fixes or closes issue: fixes #
• This PR is related to issue:
• Link to documentation pull request: add vicare fuelcell heating_type home-assistant.io#16920

Checklist

• The code change is tested and works locally.
• Local tests pass. Your PR cannot be merged unless tests pass
• There is no commented out code in this PR.
• I have followed the development checklist
• The code has been formatted using Black (black --fast homeassistant tests)
• Tests have been added to verify that the new code works.

If user exposed functionality or configuration variables are added/changed:

• Documentation added/updated for www.home-assistant.io

If the code communicates with devices, web services, or third-party tools:

• The manifest file has all fields filled out correctly.
  Updated and included derived files by running: python3 -m script.hassfest.
• New or updated dependencies have been added to requirements_all.txt.
  Updated by running python3 -m script.gen_requirements_all.
• Untested files have been added to .coveragerc.

The integration reached or maintains the following Integration Quality Scale:

• No score or internal
• 🥈 Silver
• 🥇 Gold
• 🏆 Platinum

To help with the load of incoming pull requests:

• I have reviewed two other open pull requests in this repository.

[homeassistant]

Hi @nbraem,

It seems you haven't yet signed a CLA. Please do so here.

Once you do that we will be able to review and accept this pull request.

Thanks!

[probot-home-assistant]

Hey there @oischinger, mind taking a look at this pull request as its been labeled with an integration (vicare) you are listed as a codeowner for? Thanks!
_{^{(message by CodeOwnersMention)}}

[oischinger]

Looks good.

[nbraem]

What needs to happen next?

[oischinger]

I guess maintainers need to approve and merge it into dev

[raman325]

@nbraem please submit a PR to update the docs as well and link to that PR here

[nbraem]

@raman325
Docs PR:
home-assistant/home-assistant.io#16920

[MartinHjelmare]

Looks good!