Fix name in .kitchen.travis.yml file

Change-Id: I59e8e81d4a3d393c4b3f263b24062f30757ce010
diff --git a/.kitchen.travis.yml b/.kitchen.travis.yml
index f847543..6b7d9ac 100644
--- a/.kitchen.travis.yml
+++ b/.kitchen.travis.yml
@@ -3,4 +3,4 @@
   - name: <%= ENV['SUITE'] %>
     provisioner:
       pillars-from-files:
-        neutron.sls: tests/pillar/<%= ENV['SUITE'] %>.sls
+        helm.sls: tests/pillar/<%= ENV['SUITE'] %>.sls