Don't scan Java utilities

Author: R-Sandor

frontend/sonar-project.properties

@@ -1,4 +1,4 @@
 sonar.projectKey=findfirst_frontend
 sonar.organization=findfirst
 sonar.javascript.lcov.reportPaths=./coverage/lcov.info
-sonar.exclusions=__tests__/**, api, k8s,  styles, types, *.config.js, package.json, pnpm-lock.yaml, vitestSetup.ts
+sonar.exclusions=__tests__/**, api, k8s,  styles, types, *.config.js, package.json, pnpm-lock.yaml, vitestSetup.ts, **/*.java