Use cfg_aliases to reduce boilerplate

[Felixoid]

cfg_aliases allows to define a long any(feature = "",....) only once and then reuse it.

[codecov-commenter]

Codecov Report

❌ Patch coverage is 87.38739% with 14 lines in your changes missing coverage. Please review.
✅ Project coverage is 73.92%. Comparing base (b81fdbb) to head (671ccc0).

Files with missing lines	Patch %	Lines
src/config.rs	81.25%	12 Missing ⚠️
src/cache/multilevel.rs	84.61%	2 Missing ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##             main    #2644      +/-   ##
==========================================
+ Coverage   73.58%   73.92%   +0.33%     
==========================================
  Files          70       71       +1     
  Lines       38220    40172    +1952     
==========================================
+ Hits        28125    29698    +1573     
- Misses      10095    10474     +379     

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[Felixoid]

#2581 has 4 more places that would benefit from this patch.

[Felixoid]

The codecov issue is related to codecov/codecov-action#1940

[codspeed-hq]

Merging this PR will not alter performance

✅ 60 untouched benchmarks
⏩ 4 skipped benchmarks¹

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_{Comparing Felixoid:cfg-aliases (671ccc0) with main (b81fdbb)}

Footnotes

1. 4 benchmarks were skipped, so the baseline results were used instead. If they were deleted from the codebase, click here and archive them to remove them from the performance reports. ↩