Re-adapt sonar test exclusions

Author: ComputerDaddyGuy

.github/workflows/sonarcloud.yml

@@ -44,4 +44,4 @@ jobs:
     - name: Build and analyze
       env:
         SONAR_TOKEN: ${{ secrets.SONAR_TOKEN }}
-      run: mvn -B verify org.sonarsource.scanner.maven:sonar-maven-plugin:sonar -Dsonar.host.url="https://sonarcloud.io" -Dsonar.exclusions=src/test/** -Dsonar.coverage.exclusions=src/test/** -Dsonar.organization=computerdaddyguy -Dsonar.projectKey=ComputerDaddyGuy_JFileTreePrettyPrinter
+      run: mvn -B verify org.sonarsource.scanner.maven:sonar-maven-plugin:sonar

sonar-project.properties

@@ -0,0 +1,7 @@
+sonar.organization=computerdaddyguy
+sonar.projectKey=ComputerDaddyGuy_JFileTreePrettyPrinter
+sonar.host.url=https://sonarcloud.io
+
+# Exclude test sources from analysis and coverage
+sonar.exclusions=*/src/test/java/**
+sonar.coverage.exclusions=*/src/test/java/**