[3.8] Return Request. (#5184)

[github-actions]

Backports the following commits to 3.8:

• Return Request. (Return Request. #5184)

[codecov-io]

Codecov Report

Merging #5188 into 3.8 will not change coverage.
The diff coverage is n/a.

@@           Coverage Diff           @@
##              3.8    #5188   +/-   ##
=======================================
  Coverage   97.55%   97.55%           
=======================================
  Files          44       44           
  Lines        8839     8839           
  Branches     1423     1423           
=======================================
  Hits         8623     8623           
  Misses        101      101           
  Partials      115      115           

Flag	Coverage Δ
unit	97.55% <ø> (ø)

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Impacted Files	Coverage Δ
aiohttp/test_utils.py	99.37% <ø> (ø)

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