Fixed typo

Author: liuzicheng1987

.github/workflows/windows.yaml

@@ -33,7 +33,7 @@ jobs:
           cmake -S . -B build -G Ninja -DCMAKE_CXX_STANDARD=${{ matrix.cxx }} -DCMAKE_CXX_STANDARD=20 -DREFLECTCPP_BUILD_BENCHMARKS=ON -DREFLECTCPP_ALL_FORMATS=ON -DCMAKE_BUILD_TYPE=Release
           cmake --build build --config Release -j4 
       - name: Check headers 
-        if: matrix.format == "headers"
+        if: matrix.format == 'headers'
         run: |
           cmake -S . -B build -DCMAKE_CXX_STANDARD=20 -DREFLECTCPP_CHECK_HEADERS=ON -DCMAKE_BUILD_TYPE=Release
           cmake --build build --config Release -j4 
@@ -43,7 +43,7 @@ jobs:
           cmake -S . -B build -DCMAKE_CXX_STANDARD=20 -DREFLECTCPP_BUILD_TESTS=ON -DCMAKE_BUILD_TYPE=Release
           cmake --build build --config Release -j4 
       - name: Compile tests (Other formats)
-        if: matrix.format != 'JSON' && matrix.format != 'benchmarks' && matrix.format != "headers"
+        if: matrix.format != 'JSON' && matrix.format != 'benchmarks' && matrix.format != 'headers'
         run: |
           cmake -S . -B build -DCMAKE_CXX_STANDARD=20 -DREFLECTCPP_BUILD_TESTS=ON -DREFLECTCPP_JSON=OFF -DREFLECTCPP_${{ matrix.format }}=ON -DCMAKE_BUILD_TYPE=Release
           cmake --build build --config Release -j4