Make sonos event asyncio

[bdraco]

Proposed change

Make sonos event asyncio

pysonos changelog: amelchio/pysonos@v0.0.40...v0.0.41

Verified the port skip logic still works by running two containers on the same system.

2021-04-03 21:57:35 WARNING (MainThread) [pysonos.events_asyncio] [Errno 98] Address in use
2021-04-03 21:57:35 WARNING (MainThread) [pysonos.events_asyncio] Trying next port (1401)

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

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# Example configuration.yaml

Additional information

• This PR fixes or closes issue: fixes Sonos is leaking memory over time #48598
• This PR is related to issue:
• Link to documentation pull request:

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[probot-home-assistant]

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

[bdraco]

Tests need to manually mock since sonos api requires us to return coros manually TypeError: object Mock can't be used in 'await' expression