[AAI] Adding Istanbul to the configs for gerrit-maven-clm as per instructed

Issue-ID: AAI-3428
Signed-off-by: wr148d <wr148d@att.com>
Change-Id: I9dafaa5c4f49ba7605a7a1a908d2b27f2fcda81a
diff --git a/jjb/aai/aai-rest-client.yaml b/jjb/aai/aai-rest-client.yaml
index d305f2f..78442e2 100644
--- a/jjb/aai/aai-rest-client.yaml
+++ b/jjb/aai/aai-rest-client.yaml
@@ -53,8 +53,10 @@
     project: 'aai/rest-client'
     project-name: 'aai-rest-client'
     stream:
-      - 'master':
-          branch: 'master'
+        - 'master':
+              branch: 'master'
+        - 'istanbul':
+              branch: 'istanbul'
     mvn-settings: 'aai-rest-client-settings'
 
 - project: