Add SVE2 optimization for HaarDetect32fi

[ermig1979]

Summary

• Add SVE2 implementation and dispatch for SimdDetectionHaarDetect32fi.
• Extend detection auto-tests to cover the SVE2 DetectionHaarDetect32fi path.
• Document the new optimization in release 7.2.163 notes.

Testing

• cmake ./prj/cmake -B build -DCMAKE_BUILD_TYPE=Release -DCMAKE_CXX_COMPILER=g++ -DCMAKE_C_COMPILER=gcc -DSIMD_TOOLCHAIN="g++" -DSIMD_TARGET="" -DSIMD_AVX512VNNI=ON -DSIMD_AMXBF16=ON -DSIMD_TEST_FLAGS="-march=native" -DSIMD_SHARED=ON && cmake --build build --parallel$(nproc)
• export LD_LIBRARY_PATH="$(pwd)/build:$LD_LIBRARY_PATH" && ./build/Test "-r=." -fi=DetectionHaarDetect32fi -tt=1 -ts=1
• aarch64-linux-gnu-g++ -march=armv9-a+sve2 -std=c++11 -fsyntax-only -fmax-errors=5 -I/workspace/src /workspace/src/Simd/SimdSve2Detection.cpp
• aarch64-linux-gnu-g++ -march=armv9-a+sve2 -std=c++11 -fsyntax-only -fmax-errors=5 -I/workspace/src /workspace/src/Simd/SimdLib.cpp