Fix execution of all jobs

Change-Id: I1bf41e3328450f2ecd895311dcc694ffdbfa8ce4
diff --git a/test-salt-models-pipeline.groovy b/test-salt-models-pipeline.groovy
index 80bb302..7278e8d 100644
--- a/test-salt-models-pipeline.groovy
+++ b/test-salt-models-pipeline.groovy
@@ -105,6 +105,9 @@
             ]}
           acc++;
         }
+        if (acc != 0) {
+          parallel branches
+        }
       }
     }
   } catch (Throwable e) {