Make code sections readable and consistent

- Add empty line between project sections.

Issue-ID: CIMAN-1
Change-Id: If799176581c1fc90e1d8ce2eead7582552e35db4
Signed-off-by: Anil Belur <abelur@linuxfoundation.org>
diff --git a/jjb/usecaseui/usecase-ui.yaml b/jjb/usecaseui/usecase-ui.yaml
index 6854d87..34393e1 100644
--- a/jjb/usecaseui/usecase-ui.yaml
+++ b/jjb/usecaseui/usecase-ui.yaml
@@ -20,6 +20,7 @@
     docker-pom: 'pom.xml'
     mvn-profile: docker
     build-node: ubuntu1604-builder-4c-4g
+
 - project:
     name: usecase-ui-sonar
     jobs: