[PR #9398/3f43bd1b backport][3.10] Widen trace_request_ctx type

[patchback]

This is a backport of PR #9398 as merged into master (3f43bd1).

What do these changes do?

Widen the type of the trace_request_ctx parameter of ClientSession.request and friends.

Are there changes in behavior for the user?

No.

Is it a substantial burden for the maintainers to support this?

No.

Related issue number

Fixes #9397.

Checklist

• I think the code is well written
• Unit tests for the changes exist
• Documentation reflects the changes
• If you provide code modification, please add yourself to CONTRIBUTORS.txt
  • The format is <Name> <Surname>.
  • Please keep alphabetical order, the file is sorted by names.
• Add a new news fragment into the CHANGES/ folder

  • name it <issue_or_pr_num>.<type>.rst (e.g. 588.bugfix.rst)

  • if you don't have an issue number, change it to the pull request
    number after creating the PR

    • .bugfix: A bug fix for something the maintainers deemed an
      improper undesired behavior that got corrected to match
      pre-agreed expectations.
    • .feature: A new behavior, public APIs. That sort of stuff.
    • .deprecation: A declaration of future API removals and breaking
      changes in behavior.
    • .breaking: When something public is removed in a breaking way.
      Could be deprecated in an earlier release.
    • .doc: Notable updates to the documentation structure or build
      process.
    • .packaging: Notes for downstreams about unobvious side effects
      and tooling. Changes in the test invocation considerations and
      runtime assumptions.
    • .contrib: Stuff that affects the contributor experience. e.g.
      Running tests, building the docs, setting up the development
      environment.
    • .misc: Changes that are hard to assign to any of the above
      categories.

  • Make sure to use full sentences with correct case and punctuation,
    for example:

    Fixed issue with non-ascii contents in doctest text files
    -- by :user:`contributor-gh-handle`.

    Use the past tense or the present tense a non-imperative mood,
    referring to what's changed compared to the last released version
    of this project.

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 97.79%. Comparing base (b5e2b0b) to head (95cc96b).
Report is 1 commits behind head on 3.10.

✅ All tests successful. No failed tests found.

Additional details and impacted files

@@            Coverage Diff             @@
##             3.10    #9403      +/-   ##
==========================================
+ Coverage   97.41%   97.79%   +0.38%     
==========================================
  Files         108      108              
  Lines       34949    34949              
  Branches     4180     4180              
==========================================
+ Hits        34045    34179     +134     
+ Misses        695      573     -122     
+ Partials      209      197      -12     

Flag	Coverage Δ
CI-GHA	97.68% <100.00%> (+0.35%)	⬆️
OS-Linux	97.36% <100.00%> (+0.41%)	⬆️
OS-Windows	94.99% <ø> (?)
OS-macOS	97.06% <100.00%> (+<0.01%)	⬆️
Py-3.10.11	96.92% <100.00%> (+0.30%)	⬆️
Py-3.10.15	96.86% <100.00%> (?)
Py-3.11.10	96.94% <100.00%> (+0.18%)	⬆️
Py-3.11.9	97.00% <100.00%> (+0.30%)	⬆️
Py-3.12.6	97.40% <100.00%> (+0.29%)	⬆️
Py-3.13.0-rc.3	97.38% <100.00%> (?)
Py-3.8.10	94.37% <ø> (?)
Py-3.8.18	96.65% <100.00%> (?)
Py-3.9.13	96.83% <100.00%> (+0.30%)	⬆️
Py-3.9.20	96.77% <100.00%> (?)
Py-pypy7.3.16	96.38% <100.00%> (?)
VM-macos	97.06% <100.00%> (+<0.01%)	⬆️
VM-ubuntu	97.36% <100.00%> (+0.41%)	⬆️
VM-windows	94.99% <ø> (?)

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