Remove tooling scripts from coverage

Author: utarwyn

sonar-project.properties

@@ -2,4 +2,5 @@ sonar.organization=green-code-initiative
 sonar.projectKey=green-code-initiative_ecoCode-linter
 sonar.sources=eslint-plugin/lib/,eslint-plugin/tools/
 sonar.tests=eslint-plugin/tests/
+sonar.coverage.exclusions=eslint-plugin/tools/**/*
 sonar.javascript.lcov.reportPaths=eslint-plugin/coverage/lcov.info