fixed config name in script

miscellaneous/storage.conf

@@ -14,6 +14,6 @@ end script
 post-stop script
     for inst in `initctl list|grep "^storagecelery "|awk '{print $2}'|tr -d ')'|tr -d '('`
     do
-        stop vmcelery NAME=$inst || :
+        stop storagecelery NAME=$inst || :
     done
 end script