Adjust formula to be built

Change-Id: Iea17dc349789247bcbdf88f72c841cdaa23e752f
diff --git a/.kitchen.vagrant.yml b/.kitchen.vagrant.yml
index 5cafc94..f4544d8 100644
--- a/.kitchen.vagrant.yml
+++ b/.kitchen.vagrant.yml
@@ -1,7 +1,7 @@
 ---
 driver:
   name: vagrant
-  vm_hostname: oslo-templates.ci.local
+  vm_hostname: oslo_templates.ci.local
   use_sudo: false
   customize:
     memory: 512
@@ -13,17 +13,17 @@
   salt_bootstrap_url: https://bootstrap.saltstack.com
   salt_version: latest
   require_chef: false
-  formula: oslo-templates
+  formula: oslo_templates
   log_level: info
   state_top:
     base:
       "*":
-        - oslo-templates
+        - oslo_templates
   pillars:
     top.sls:
       base:
         "*":
-          - oslo-templates
+          - oslo_templates
   grains:
     noservices: True