remove AsChar related warning

[Geal]

No description provided.

[codecov]

Codecov Report

Attention: Patch coverage is 0% with 1 lines in your changes are missing coverage. Please review.

Project coverage is 61.47%. Comparing base (c655955) to head (6ef56f8).

Files	Patch %	Lines
src/character/mod.rs	0.00%	1 Missing ⚠️

Additional details and impacted files

@@           Coverage Diff           @@
##             main    #1757   +/-   ##
=======================================
  Coverage   61.47%   61.47%           
=======================================
  Files          24       24           
  Lines        2951     2951           
=======================================
  Hits         1814     1814           
  Misses       1137     1137           

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[codspeed-hq]

CodSpeed Performance Report

Merging #1757 will not alter performance

_{Comparing remove-aschar-warning (6ef56f8) with main (c655955)}

Summary

✅ 24 untouched benchmarks