Fix Jenkins not pointing to proper default branch for sonar scan check

Jenkinsfile

@@ -128,7 +128,7 @@
 
       stage('Build with Sonarcloud scan') {
         when {
-          branch 'main'
+          branch 'master'
         }
         steps {
           container('buildcontainer') {
@@ -152,7 +152,7 @@
       stage('Build without Sonarcloud scan') {
         when {
           not {
-           branch 'main'
+           branch 'master'
           }
         }