warning: comparison of unsigned expression in ‘< 0’ is always false

Hello,

I have seen this warning:

/home/username/CraftRoot/build/kde/frameworks/tier1/kimageformats/work/kimageformats-6.5.0/autotests/readtest.cpp: In member function ‘bool OptionTest::store(const QImageReader*)’:
/home/username/CraftRoot/build/kde/frameworks/tier1/kimageformats/work/kimageformats-6.5.0/autotests/readtest.cpp:139:35: warning: comparison of unsigned expression in ‘< 0’ is always false [-Wtype-limits]
  139 |             if (m_transformations < 0 || m_transformations > 7)
      |                 ~~~~~~~~~~~~~~~~~~^~~