Support Sonos Beam HDMI input

[phil65]

Description:

Add Sonos Beam HDMI support

Related issue (if applicable):

Pull request in home-assistant.github.io with documentation (if applicable):

Example entry for configuration.yaml (if applicable):

Checklist:

• The code change is tested and works locally.
• Local tests pass with tox. Your PR cannot be merged unless tests pass

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

• Documentation added/updated in home-assistant.github.io

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

• New dependencies have been added to the REQUIREMENTS variable (example).
• New dependencies are only imported inside functions that use them (example).
• New or updated dependencies have been added to requirements_all.txt by running script/gen_requirements_all.py.
• New files were added to .coveragerc.

If the code does not interact with devices:

• Tests have been added to verify that the new code works.

[homeassistant]

Hi @phil65,

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!

[amelchio]

Thank you, and welcome!

This addition looks fine.

However, please fill out the template text that you deleted when you submitted the PR. Most of it is not relevant for this PR and you can leave it unchecked but the part about the code being tested is always interesting.

[phil65]

done.

[amelchio]

Awesome, thanks!