Release 3.11.15

[bdraco]

https://github.com/aio-libs/aiohttp/actions/runs/14186818916
We yanked 3.11.13 and 3.11.14 and reverted #10464 because of #10617 so we are doing another release to make sure nobody has to go without the other fixes in .13 and .14

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 98.09%. Comparing base (7f7d681) to head (691aa3a).
Report is 1 commits behind head on 3.11.

✅ All tests successful. No failed tests found.

Additional details and impacted files

@@           Coverage Diff           @@
##             3.11   #10659   +/-   ##
=======================================
  Coverage   98.09%   98.09%           
=======================================
  Files         126      126           
  Lines       37554    37554           
  Branches     4536     4536           
=======================================
  Hits        36840    36840           
  Misses        538      538           
  Partials      176      176           

Flag	Coverage Δ
CI-GHA	97.98% <100.00%> (ø)
OS-Linux	97.68% <100.00%> (ø)
OS-Windows	94.74% <100.00%> (-0.01%)	⬇️
OS-macOS	96.81% <100.00%> (ø)
Py-3.10.11	96.67% <100.00%> (-0.01%)	⬇️
Py-3.10.16	97.24% <100.00%> (+0.03%)	⬆️
Py-3.11.11	97.27% <100.00%> (-0.05%)	⬇️
Py-3.11.9	96.75% <100.00%> (-0.01%)	⬇️
Py-3.12.9	97.71% <100.00%> (ø)
Py-3.13.2	97.74% <100.00%> (+0.04%)	⬆️
Py-3.9.13	96.58% <100.00%> (ø)
Py-3.9.21	97.11% <100.00%> (-0.04%)	⬇️
Py-pypy7.3.16	96.71% <100.00%> (ø)
VM-macos	96.81% <100.00%> (ø)
VM-ubuntu	97.68% <100.00%> (ø)
VM-windows	94.74% <100.00%> (-0.01%)	⬇️

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[codspeed-hq]

CodSpeed Performance Report

Merging #10659 will not alter performance

_{Comparing release/v3.11.15 (691aa3a) with 3.11 (7f7d681)}

Summary

✅ 51 untouched benchmarks