Silence warning -Wconversion in GCC 15.2 and -Wsign-conversion in Clang 21.1.8

[hanickadot]

Description

This small PR add explicit cast from size_t to int when calling std::setw(...) to silence warning produced by GCC 15.2.

This also fixes conversions between sign types in Clang 21.1.8.

[codecov]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 91.15%. Comparing base (024aec9) to head (4f2d75d).

Additional details and impacted files

@@           Coverage Diff           @@
##            devel    #3061   +/-   ##
=======================================
  Coverage   91.14%   91.15%           
=======================================
  Files         202      202           
  Lines        8831     8832    +1     
=======================================
+ Hits         8049     8050    +1     
  Misses        782      782           

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[horenmar]

tp.m_currentColumn should be changed to be unsigned instead. The only place where it uses the fact that it is signed is using -1 as guard value after reset.