Bump aiohttp to 3.12.0b3

[bdraco]

Proposed change

changelog: aio-libs/aiohttp@v3.11.18...v3.12.0b3

The plan is to go to 3.12.0 early next week if all goes well. If something goes wrong we can revert this to 3.11.18 as there should not be any breaking changes in 3.12.x

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 #
• This PR is related to issue:
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• Link to frontend pull request:

Checklist

• The code change is tested and works locally.
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• There is no commented out code in this PR.
• I have followed the development checklist
• I have followed the perfect PR recommendations
• The code has been formatted using Ruff (ruff format homeassistant tests)
• Tests have been added to verify that the new code works.

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

• Documentation added/updated for www.home-assistant.io

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

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  Updated and included derived files by running: python3 -m script.hassfest.
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  Updated by running python3 -m script.gen_requirements_all.
• For the updated dependencies - a link to the changelog, or at minimum a diff between library versions is added to the PR description.

To help with the load of incoming pull requests:

• I have reviewed two other open pull requests in this repository.

[cdce8p]

blocked by keithle888/igloohome-api#4

Opened #145401 to update the dependency.

[bdraco]

We only save a weak ref to the resolver so by the time it comes to cancel its already gone....