Make Sonar analysis warning free (#419)

- Switch to JDK 21
- Pass token via `sonar.token`
- Disable shallow clone

.github/workflows/ci.yml

@@ -17,24 +17,27 @@ jobs:
 
     steps:
     - name: Checkout
-      uses: actions/checkout@v2
+      uses: actions/checkout@v4
+      with:
+        fetch-depth: 0
     - name: Setup .NET
       uses: actions/setup-dotnet@v1
       with:
         dotnet-version: 7.0.100
     - name: Setup Java JDK
-      uses: actions/setup-java@v1
+      uses: actions/setup-java@v3
       with:
-        java-version: 11
+        distribution: temurin
+        java-version: 21
     - name: Restore tools
       run: dotnet tool restore
     - name: Begin scan
       if: env.SONAR_TOKEN != null && env.SONAR_TOKEN != ''
-      run: dotnet sonarscanner begin /k:"GenHTTP" /d:sonar.login="$SONAR_TOKEN" /d:sonar.cs.opencover.reportsPaths="**/coverage.opencover.xml" /d:sonar.exclusions="**/bin/**/*,**/obj/**/*,**/Playground/**/*,**/*.css,**/*.js,**/*.html" /o:"kaliumhexacyanoferrat" /k:"GenHTTP" /d:sonar.host.url="https://sonarcloud.io" /d:sonar.branch.name="${GITHUB_REF##*/}" /d:sonar.dotnet.excludeTestProjects=true
+      run: dotnet sonarscanner begin /k:"GenHTTP" /d:sonar.token="$SONAR_TOKEN" /d:sonar.cs.opencover.reportsPaths="**/coverage.opencover.xml" /d:sonar.exclusions="**/bin/**/*,**/obj/**/*,**/Playground/**/*,**/*.css,**/*.js,**/*.html" /o:"kaliumhexacyanoferrat" /k:"GenHTTP" /d:sonar.host.url="https://sonarcloud.io" /d:sonar.branch.name="${GITHUB_REF##*/}" /d:sonar.dotnet.excludeTestProjects=true
     - name: Build project
       run: dotnet build GenHTTP.sln -c Release
     - name: Test project
       run: dotnet test -c Release --no-build GenHTTP.sln --collect:"XPlat Code Coverage" -- DataCollectionRunSettings.DataCollectors.DataCollector.Configuration.Format=opencover
     - name: End scan
       if: env.SONAR_TOKEN != null && env.SONAR_TOKEN != ''
-      run: dotnet sonarscanner end /d:sonar.login="$SONAR_TOKEN"
+      run: dotnet sonarscanner end /d:sonar.token="$SONAR_TOKEN"