Bump aiohttp to ~=3.9.3

[whyitfor]

• [ ] I have reviewed the OFRAK contributor guide and attest that this pull request is in accordance with it.

One sentence summary of this PR (This should go in the CHANGELOG!)

aiohttp <3.9.3 has known security issues:

• https://github.com/redballoonsecurity/ofrak/security/dependabot/12
• https://github.com/redballoonsecurity/ofrak/security/dependabot/11
• https://github.com/redballoonsecurity/ofrak/security/dependabot/18
• https://github.com/redballoonsecurity/ofrak/security/dependabot/17
• https://github.com/redballoonsecurity/ofrak/security/dependabot/16
• https://github.com/redballoonsecurity/ofrak/security/dependabot/15
• https://github.com/redballoonsecurity/ofrak/security/dependabot/10
• https://github.com/redballoonsecurity/ofrak/security/dependabot/9

Link to Related Issue(s) See above.

Please describe the changes in your request. This bumps aiohttp to ~=3.9.3

Anyone you think should look at this, specifically?