Add/update elalto branch for dcae

Add new elalto branch for son,mapper,prh, hv-ves
Update branch name impacted under IT-17610

Change-Id: Ibc404ed8c582c2583277a185bec39cf3922577e4
Signed-off-by: Vijay Venkatesh Kumar <vv770d@att.com>
Issue-ID: DCAEGEN2-1669
diff --git a/jjb/dcaegen2/dcaegen2-deployments.yaml b/jjb/dcaegen2/dcaegen2-deployments.yaml
index d8f4460..cb0f944 100644
--- a/jjb/dcaegen2/dcaegen2-deployments.yaml
+++ b/jjb/dcaegen2/dcaegen2-deployments.yaml
@@ -11,8 +11,8 @@
     stream:
       - 'master':
           branch: 'master'
-      - 'el-alto':
-          branch: 'el-alto'
+      - 'elalto':
+          branch: 'elalto'
     mvn-settings: 'dcaegen2-deployments-settings'
     # due to a strange macro / variable translation problem this needs
     # to be passed as a string block to properly get the properties