Minor upgrade for aiohttp (Critical)

[mijho]

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==== Scope ====
This task includes issues in the following code repository:

• whisper-and-echo: poetry.lock

==== TLDR ====
aiohttp is affected by 3 unique vulnerabilities. 1 is critical and 2 are medium.

==== How to fix ====
In order to fix all of these vulnerabilities, update aiohttp to 3.9.4. In order to solve only the critical issues, update to 3.9.2 or upgrade one at a time.