OZG-4833 dependency track

Jenkinsfile

@@ -90,7 +90,7 @@ pipeline {
         stage ('Deploy SBOM to DependencyTrack') {
             steps {
                 script {
-                    IMAGE_TAG = def imageTag = "${env.BRANCH_NAME}-${getPomVersion('pom.xml')}"
+                    IMAGE_TAG = "${env.BRANCH_NAME}-${getPomVersion('pom.xml')}"
 
                     configFileProvider([configFile(fileId: 'maven-settings', variable: 'MAVEN_SETTINGS')]) {
                         withCredentials([string(credentialsId: 'dependency-track-api-key', variable: 'API_KEY')]) {