Update uat-cloud.jenkinsfile

jenkinsfile/uat-cloud.jenkinsfile

@@ -22,6 +22,7 @@ pipeline {
         }
         stage('SonarQube') {
             steps{
+                def sonarqubeScannerHome = tool name: 'sonar-test'
                 withSonarQubeEnv('SonarQube') {
                 sh "${sonarqubeScannerHome}/bin/sonar-scanner -X "+
                 "-Dsonar.host.url=${SONAR_HOST_URL} " +