Adding config.list_optimization_enabled option

Change-Id: Ib0c2aa4bb41cc14ddcee96ff043012345ae11eda
diff --git a/tests/pillar/control.sls b/tests/pillar/control.sls
index 1ae5ac9..0ae7584 100644
--- a/tests/pillar/control.sls
+++ b/tests/pillar/control.sls
@@ -62,6 +62,7 @@
       id: 2
     - host: 127.0.0.1
       id: 3
+    list_optimization_enabled: true
   control:
     version: 3.0
     enabled: true
diff --git a/tests/pillar/control4_0.sls b/tests/pillar/control4_0.sls
index 4177979..907dee7 100644
--- a/tests/pillar/control4_0.sls
+++ b/tests/pillar/control4_0.sls
@@ -64,6 +64,7 @@
       id: 2
     - host: 127.0.0.1
       id: 3
+    list_optimization_enabled: true
   control:
     version: 4.0
     enabled: true