MathUtil: Mark lo in SaturatingCast as [[maybe_unused]]
It's unused in the case that T is unsigned and dest is signed (e.g. SaturatingCast<int, size_t> which appears SetIsoPaths in MainSettings.cpp)
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@ -37,7 +37,7 @@ constexpr Dest SaturatingCast(T value)
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{
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static_assert(std::is_integral<Dest>());
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constexpr Dest lo = std::numeric_limits<Dest>::lowest();
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[[maybe_unused]] constexpr Dest lo = std::numeric_limits<Dest>::lowest();
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constexpr Dest hi = std::numeric_limits<Dest>::max();
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// T being a signed integer and Dest unsigned is a problematic case because the value will
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