message: Use `std::clamp`
diff: @@ -448,16 +448,7 @@ void Slider::thumbPosition(float value)
  {
  if (mBackward) { value = mLength - value; }
  - mPosition = value;
  -
  - if (mPosition < 0.0)
  - {
  - mPosition = 0.0;
  - }
  - else if (mPosition > mLength)
  - {
  - mPosition = mLength;
  - }
  + mPosition = std::clamp(value, 0.0f, mLength);
  mCallback(thumbPosition());
  }
  