refactor(rust): Fix and extend AnyValue comparison

[orlp]

No description provided.

[codecov]

Codecov Report

Attention: Patch coverage is 3.65854% with 158 lines in your changes missing coverage. Please review.

Project coverage is 79.80%. Comparing base (04d0978) to head (17225d5).
Report is 43 commits behind head on main.

Files with missing lines	Patch %	Lines
crates/polars-core/src/datatypes/any_value.rs	4.51%	127 Missing ⚠️
crates/polars-utils/src/itertools/mod.rs	0.00%	31 Missing ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##             main   #18534      +/-   ##
==========================================
- Coverage   79.87%   79.80%   -0.07%     
==========================================
  Files        1501     1501              
  Lines      201823   201952     +129     
  Branches     2868     2868              
==========================================
- Hits       161200   161164      -36     
- Misses      40077    40242     +165     
  Partials      546      546              

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[codspeed-hq]

CodSpeed Performance Report

Merging #18534 will not alter performance

_{Comparing orlp:anyvalue-cmp (17225d5) with main (04d0978)}

Summary

✅ 37 untouched benchmarks