Update codeql-analysis-csharp.yaml

add some manual build steps

.github/workflows/codeql-analysis-csharp.yaml

@@ -56,6 +56,19 @@ jobs:
       #   echo "Run, Build Application using script"
       #   ./location_of_script_within_repo/buildscript.sh
 
+      - run: |
+          echo "Run, Build Application using script"
+          dotnet build
+
+      # - run: |
+      #     echo 'If you are using a "manual" build mode for one or more of the' \
+      #       'languages you are analyzing, replace this with the commands to build' \
+      #       'your code, for example:'
+      #     echo ' make bootstrap'
+      #     echo ' make release'
+      #     exit 1
+
+
       - name: Perform CodeQL Analysis
         uses: github/codeql-action/analyze@v3
         with: