Upgrade aiohttp to 3.12.14 and resolve dependency conflicts (#229)

* Initial plan

* Upgrade aiohttp to 3.12.14 and fix dependency conflicts

Co-authored-by: pamelafox <[email protected]>

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Co-authored-by: copilot-swe-agent[bot] <[email protected]>
Co-authored-by: pamelafox <[email protected]>
Co-authored-by: Pamela Fox <[email protected]>

Author: Copilot