[PR #8980/ea316336 backport][3.10] Fix resolve_host "Task was destroyed but it is pending" errors (#8967)

[patchback]

This is a backport of PR #8980 as merged into 3.11 (ea31633).

(cherry picked from commit cd761a3)

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 97.74%. Comparing base (c733c68) to head (64b4212).
Report is 196 commits behind head on 3.10.

✅ All tests successful. No failed tests found.

Additional details and impacted files

@@           Coverage Diff           @@
##             3.10    #8984   +/-   ##
=======================================
  Coverage   97.74%   97.74%           
=======================================
  Files         108      108           
  Lines       34343    34369   +26     
  Branches     4079     4082    +3     
=======================================
+ Hits        33567    33593   +26     
  Misses        580      580           
  Partials      196      196           

Flag	Coverage Δ
CI-GHA	97.63% <100.00%> (+<0.01%)	⬆️
OS-Linux	97.31% <100.00%> (-0.01%)	⬇️
OS-Windows	94.88% <100.00%> (+<0.01%)	⬆️
OS-macOS	97.00% <100.00%> (+<0.01%)	⬆️
Py-3.10.11	97.09% <100.00%> (+<0.01%)	⬆️
Py-3.10.14	97.02% <100.00%> (+<0.01%)	⬆️
Py-3.11.9	97.25% <100.00%> (+<0.01%)	⬆️
Py-3.12.5	97.35% <100.00%> (+<0.01%)	⬆️
Py-3.8.10	94.51% <100.00%> (+<0.01%)	⬆️
Py-3.8.18	96.83% <100.00%> (+<0.01%)	⬆️
Py-3.9.13	96.99% <100.00%> (+<0.01%)	⬆️
Py-3.9.19	96.93% <100.00%> (+<0.01%)	⬆️
Py-pypy7.3.16	96.52% <100.00%> (+<0.01%)	⬆️
VM-macos	97.00% <100.00%> (+<0.01%)	⬆️
VM-ubuntu	97.31% <100.00%> (-0.01%)	⬇️
VM-windows	94.88% <100.00%> (+<0.01%)	⬆️

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