Fix clippy

[ColoCarletti]

Fix clippy

[codecov-commenter]

Codecov Report

❌ Patch coverage is 84.61538% with 2 lines in your changes missing coverage. Please review.
✅ Project coverage is 70.17%. Comparing base (575c4a2) to head (219a88d).

Files with missing lines	Patch %	Lines
...rs/winterfell_adapter/src/field_element/element.rs	0.00%	2 Missing ⚠️

Additional details and impacted files

@@           Coverage Diff           @@
##             main    #1029   +/-   ##
=======================================
  Coverage   70.17%   70.17%           
=======================================
  Files         165      165           
  Lines       32770    32770           
=======================================
  Hits        22996    22996           
  Misses       9774     9774           

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