Migrate Bluetooth coordinators to use Debouncer async_schedule_call

[bdraco]

Proposed change

If the debouncer does not fire the underlying call no task has to be scheduled

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• Dependency upgrade
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• This PR fixes or closes issue: fixes #
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[bdraco]

The test for the discovery needs some cleanup. Probably should split the init change into a separate PR as that's really a whole different area

[bdraco]

Thanks