Address Clippy nits.

[briansmith]

No description provided.

[codecov]

Codecov Report

❌ Patch coverage is 75.00000% with 2 lines in your changes missing coverage. Please review.
✅ Project coverage is 96.44%. Comparing base (19b21ad) to head (f71d632).
⚠️ Report is 4 commits behind head on main.

Files with missing lines	Patch %	Lines
src/arithmetic/bigint/modulus/mont.rs	0.00%	2 Missing ⚠️

Additional details and impacted files

@@           Coverage Diff           @@
##             main    #2870   +/-   ##
=======================================
  Coverage   96.44%   96.44%           
=======================================
  Files         204      204           
  Lines       20402    20402           
  Branches      521      521           
=======================================
+ Hits        19676    19677    +1     
  Misses        602      602           
+ Partials      124      123    -1     

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