Fix Sonos Dialog Select type conversion

[PeteRager]

Proposed change

Fix issue with dialog mode select entity new feature.

Sonos sends dialog mode levels as string and the integration was expecting these all to be integers. Fix by converting to integers.

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 Sonos Speech Enhancement select is not working properly #151526
• This PR is related to issue:
• Link to documentation pull request:
• Link to developer documentation pull request:
• Link to frontend pull request:

Checklist

• The code change is tested and works locally.
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• Tests have been added to verify that the new code works.

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[home-assistant]

Hey there @jjlawren, mind taking a look at this pull request as it has been labeled with an integration (sonos) you are listed as a code owner for? Thanks!

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[frenck]

Thanks, @PeteRager 👍

../Frenck