Raise ConfigEntryNotReady when unable to connect during setup of AVM Fritz!Smarthome

[mib1185]

Proposed change

This is the last missing part to accomplish #97086 and needs a bump of pyfritzhome to 0.6.9

• diff: hthiery/python-fritzhome@0.6.8...0.6.9
• noteworthy change: Pass through connection error also during login hthiery/python-fritzhome#84

DRAFT: wait for the pyfritzhome release

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 AVM FRITZ!SmartHome must reconfigured every day #94768
• This PR is related to issue:
• Link to documentation pull request:

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[home-assistant]

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

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[gjohansson-ST]

@mib1185 please resolve conflicts and undraft once ready.
Also it needs additional tests to get coverage

[frenck]

Thanks, @mib1185 👍

../Frenck