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/aai/aai-router-core-service.yaml b/jjb/aai/aai-router-core-service.yaml
index 98f4a6e..a128471 100644
--- a/jjb/aai/aai-router-core-service.yaml
+++ b/jjb/aai/aai-router-core-service.yaml
@@ -16,6 +16,7 @@
     mvn-settings: 'aai-router-core-settings'
     files: '**'
     archive-artifacts: ''
+
 - project:
     name: aai-router-core-sonar
     jobs: