[casr-afl] Fix san hint

[hkctkuy]

Bug fix: hint does not affect the choice of casr tool

[codecov]

Codecov Report

Attention: Patch coverage is 40.00000% with 3 lines in your changes missing coverage. Please review.

Project coverage is 65.97%. Comparing base (638cb37) to head (0c39025).
Report is 1 commits behind head on master.

Files with missing lines	Patch %	Lines
casr/src/bin/casr-afl.rs	40.00%	3 Missing ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##           master     #262      +/-   ##
==========================================
- Coverage   66.00%   65.97%   -0.03%     
==========================================
  Files          34       34              
  Lines        7653     7657       +4     
==========================================
+ Hits         5051     5052       +1     
- Misses       2602     2605       +3     

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