Bump ring_doorbell integration to 0.8.9

[sdb9696]

Proposed change

Bump ring_doorbell to 0.8.9.

Fixes issue in beta with non supported third party cams now being returned due to the new intercom support.

https://github.com/tchellomello/python-ring-doorbell/releases/tag/0.8.9

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)
• Deprecation (breaking change to happen in the future)
• Breaking change (fix/feature causing existing functionality to break)
• Code quality improvements to existing code or addition of tests

Additional information

• This PR fixes or closes issue: fixes # Ring integration error #114334
• This PR is related to issue:
• Link to documentation pull request:

Checklist

• The code change is tested and works locally.
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• There is no commented out code in this PR.
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• Tests have been added to verify that the new code works.

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

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[frenck]

Thanks, @sdb9696 👍

../Frenck