Prevent security test from failing build

Jenkinsfile

@@ -38,13 +38,13 @@ pipeline {
             }
         }
 
-        stage('Security scan') {
+        try{
-            when {
+            stage('Security scan') {
-                expression { 
+                when {
-                   return params.Build == true
+                    expression { 
+                    return params.Build == true
+                    }
                 }
-            }
-            try{
                 steps {
                     sh "docker kill sectest || true"
                     sh "docker rm sectest || true"
@@ -55,10 +55,10 @@ pipeline {
                     sh "docker rm sectest"
                 }
             }
-            catch(e) {
+        }
-                build_ok = false
+        catch(e) {
-                echo e.toString()
+            build_ok = false
-            }
+            echo e.toString()
         }
 
         stage('Push to local registry') {