[PR #11094/50bb06b backport][3.12] Fix SSL shutdown timeout for streaming connections

[bdraco]

(cherry picked from commit 50bb06b)

[codecov]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 98.24%. Comparing base (c7e03ef) to head (74b786b).
⚠️ Report is 86 commits behind head on 3.12.
✅ All tests successful. No failed tests found.

Additional details and impacted files

@@           Coverage Diff           @@
##             3.12   #11095   +/-   ##
=======================================
  Coverage   98.24%   98.24%           
=======================================
  Files         130      130           
  Lines       41668    41765   +97     
  Branches     2291     2294    +3     
=======================================
+ Hits        40937    41034   +97     
  Misses        557      557           
  Partials      174      174           

Flag	Coverage Δ
CI-GHA	98.13% <98.01%> (-0.01%)	⬇️
OS-Linux	97.87% <98.01%> (+<0.01%)	⬆️
OS-Windows	95.47% <96.03%> (+<0.01%)	⬆️
OS-macOS	97.08% <98.01%> (-0.01%)	⬇️
Py-3.10.11	96.84% <46.53%> (-0.13%)	⬇️
Py-3.10.17	97.36% <46.53%> (-0.13%)	⬇️
Py-3.11.12	97.54% <86.13%> (-0.02%)	⬇️
Py-3.11.9	97.03% <86.13%> (-0.03%)	⬇️
Py-3.12.10	97.89% <86.13%> (-0.03%)	⬇️
Py-3.13.3	97.89% <86.13%> (-0.02%)	⬇️
Py-3.9.13	96.74% <47.47%> (-0.12%)	⬇️
Py-3.9.22	97.25% <47.47%> (-0.12%)	⬇️
Py-pypy7.3.16	83.75% <47.47%> (-0.79%)	⬇️
VM-macos	97.08% <98.01%> (-0.01%)	⬇️
VM-ubuntu	97.87% <98.01%> (+<0.01%)	⬆️
VM-windows	95.47% <96.03%> (+<0.01%)	⬆️

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[codspeed-hq]

CodSpeed Performance Report

Merging #11095 will not alter performance

_{Comparing patchback/backports/3.12/50bb06be197b249ab91a4cef33ef7e10ffd4d95a/pr-11094 (74b786b) with 3.12 (c7e03ef)}

Summary

✅ 59 untouched benchmarks