Corrects typo in instance models and service

The get_default_configuration_template() function in Instance was
misspelled as 'configration'. The function is also called from the
InstanceController class.

Closes-Bug: #1331135
Change-Id: I95416b0c5d49a46d19edd548c36ec619f580a8e0

trove/instance/models.py

@@ -701,7 +701,7 @@ def get_flavor(self):
         client = create_nova_client(self.context)
         return client.flavors.get(self.flavor_id)
 
-    def get_default_configration_template(self):
+    def get_default_configuration_template(self):
         flavor = self.get_flavor()
         LOG.debug("flavor: %s" % flavor)
         config = template.SingleInstanceConfigTemplate(

trove/instance/service.py

@@ -273,7 +273,7 @@ def configuration(self, req, tenant_id, id):
         context = req.environ[wsgi.CONTEXT_KEY]
         instance = models.Instance.load(context, id)
         LOG.debug("server: %s" % instance)
-        config = instance.get_default_configration_template()
+        config = instance.get_default_configuration_template()
         LOG.debug("default config for instance is: %s" % config)
         return wsgi.Result(views.DefaultConfigurationView(
                            config).data(), 200)