Bump aiohttp to v3.12.15

[renovate]

This PR contains the following updates:

Package	Change	Age	Confidence
aiohttp	==3.12.14 -> ==3.12.15

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Release Notes

aio-libs/aiohttp (aiohttp)

v3.12.15: 3.12.15

Compare Source

Bug fixes

• Fixed :class:~aiohttp.DigestAuthMiddleware to preserve the algorithm case from the server's challenge in the authorization response. This improves compatibility with servers that perform case-sensitive algorithm matching (e.g., servers expecting algorithm=MD5-sess instead of algorithm=MD5-SESS)
  -- by :user:bdraco.

  Related issues and pull requests on GitHub:
  #​11352.

Improved documentation

• Remove outdated contents of aiohttp-devtools and aiohttp-swagger
  from Web_advanced docs.
  -- by :user:Cycloctane

  Related issues and pull requests on GitHub:
  #​11347.

Packaging updates and notes for downstreams

• Started including the llhttp :file:LICENSE file in wheels by adding vendor/llhttp/LICENSE to license-files in :file:setup.cfg -- by :user:threexc.

  Related issues and pull requests on GitHub:
  #​11226.

Contributor-facing changes

• Updated a regex in test_aiohttp_request_coroutine for Python 3.14.

  Related issues and pull requests on GitHub:
  #​11271.

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[codecov]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 90.39%. Comparing base (cf345a5) to head (d3147f0).
⚠️ Report is 1 commits behind head on main.

Additional details and impacted files

@@           Coverage Diff           @@
##             main     #136   +/-   ##
=======================================
  Coverage   90.39%   90.39%           
=======================================
  Files           7        7           
  Lines        1687     1687           
=======================================
  Hits         1525     1525           
  Misses        162      162           

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