Check Cinder service availability

Before Cinder availability wasn't checked, now runtest will scan
pillar and make a decision about service availability.

Change-Id: I4f04afd589339379139e133f2e7ea03bc0e11bc6
diff --git a/_modules/runtest/tempest_sections/service_available.py b/_modules/runtest/tempest_sections/service_available.py
index e8106d4..abe4c1b 100644
--- a/_modules/runtest/tempest_sections/service_available.py
+++ b/_modules/runtest/tempest_sections/service_available.py
@@ -42,7 +42,7 @@
 
     @property
     def cinder(self):
-        pass
+        return self._is_service_enabled('cinder')
 
     @property
     def designate(self):