Adjust formula to be built

Change-Id: Iea17dc349789247bcbdf88f72c841cdaa23e752f
diff --git a/tests/pillar/template_single.sls b/tests/pillar/template_single.sls
index 421477e..2c1deb3 100644
--- a/tests/pillar/template_single.sls
+++ b/tests/pillar/template_single.sls
@@ -1,5 +1,3 @@
-oslo-templates:
+oslo_templates:
   template:
     enabled: true
-oslo:
-  enabled: true