Add recursive submodules to github action

.github/workflows/build.yml

@@ -16,6 +16,7 @@ jobs:
       - uses: actions/checkout@v4
         with:
           fetch-depth: 0 # Shallow clones should be disabled for a better relevancy of analysis
+          submodules: recursive
       - name: Install sonar-scanner and build-wrapper
         uses: SonarSource/sonarcloud-github-c-cpp@v2
       - name: Install lcov & gcovr
@@ -33,7 +34,7 @@ jobs:
           cmake --build build -j 4
           cd build
           ctest -C Debug --output-on-failure -j 4
-          gcovr -f ../CPPFImdlp.cpp -f ../Metrics.cpp -f ../BinDisc.cpp -f ../Discretizer.cpp --txt --sonarqube=coverage.xml
+          gcovr -f ../src/CPPFImdlp.cpp -f ../src/Metrics.cpp -f ../src/BinDisc.cpp -f ../src/Discretizer.cpp --txt --sonarqube=coverage.xml
       - name: Run sonar-scanner
         env:
           GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}