CI-windows.yml: include tests in build_cmake_cxxstd job

Author: firewave

.github/workflows/CI-windows.yml

@@ -92,7 +92,7 @@ jobs:
 
       - name: Run CMake
         run: |
-          cmake -S . -B build.cxxstd -G "Visual Studio 17 2022" -A x64 -DCMAKE_CXX_STANDARD=${{ matrix.cxxstd }} -DCMAKE_BUILD_TYPE=Debug -DBUILD_TESTING=Off -DCMAKE_COMPILE_WARNING_AS_ERROR=On || exit /b !errorlevel!
+          cmake -S . -B build.cxxstd -G "Visual Studio 17 2022" -A x64 -DCMAKE_CXX_STANDARD=${{ matrix.cxxstd }} -DCMAKE_BUILD_TYPE=Debug -DBUILD_TESTING=On -DCMAKE_COMPILE_WARNING_AS_ERROR=On || exit /b !errorlevel!
 
       - name: Build
         run: |