Reduce need for Permissions TypeVar

[TurnrDev]

Suggestion from #1183
Originally posted by @Lulalaby in #1183 (comment)

[codecov]

Codecov Report

Merging #1324 (fc77021) into permissions-v2 (8ae253f) will decrease coverage by 0.00%.
The diff coverage is 0.00%.

@@                Coverage Diff                 @@
##           permissions-v2    #1324      +/-   ##
==================================================
- Coverage           33.52%   33.52%   -0.01%     
==================================================
  Files                  93       93              
  Lines               17554    17553       -1     
==================================================
- Hits                 5885     5884       -1     
  Misses              11669    11669              

Flag	Coverage Δ
pytest	33.52% <0.00%> (-0.01%)	⬇️

Flags with carried forward coverage won't be shown. Click here to find out more.

Impacted Files	Coverage Δ
discord/commands/core.py	17.52% <0.00%> (-0.11%)	⬇️

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[TurnrDev]

Shut up codecov, you're clearly drunk.