chore: Fix new lints in Rust 1.84

[aborgna-q]

No description provided.

[codecov]

Codecov Report

Attention: Patch coverage is 33.33333% with 2 lines in your changes missing coverage. Please review.

Project coverage is 82.29%. Comparing base (b6e266c) to head (1e5d3ff).
Report is 1 commits behind head on main.

Files with missing lines	Patch %	Lines
src/multiportgraph.rs	0.00%	1 Missing ⚠️
src/view/region.rs	0.00%	0 Missing and 1 partial ⚠️

Additional details and impacted files

@@           Coverage Diff           @@
##             main     #170   +/-   ##
=======================================
  Coverage   82.29%   82.29%           
=======================================
  Files          23       23           
  Lines        5830     5830           
  Branches     5830     5830           
=======================================
  Hits         4798     4798           
  Misses        956      956           
  Partials       76       76           

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