Enable typevar-name-mismatch check

[jrmccluskey]

Enables the typevar-name-mismatch pylint check and skips the check on the one instance the rule is violated within the Python sdk (which was already skipped for mypy checks.)

Fixes #28241

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[codecov]

Codecov Report

Merging #28849 (03e840b) into master (2e05211) will decrease coverage by 0.02%.
Report is 28 commits behind head on master.
The diff coverage is n/a.

@@            Coverage Diff             @@
##           master   #28849      +/-   ##
==========================================
- Coverage   72.24%   72.23%   -0.02%     
==========================================
  Files         684      684              
  Lines      101230   101235       +5     
==========================================
- Hits        73133    73124       -9     
- Misses      26521    26535      +14     
  Partials     1576     1576              

Flag	Coverage Δ
python	82.78% <ø> (-0.03%)	⬇️

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[jrmccluskey]

R: @riteshghorse

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Stopping reviewer notifications for this pull request: review requested by someone other than the bot, ceding control

[riteshghorse]

LGTM, thanks!