devstack Fix unprocess measure path

Change-Id: I092d1a795416bbedc0c26f639b94fbd6bd461c8d
diff --git a/ceilometer/tests/integration/hooks/post_test_hook.sh b/ceilometer/tests/integration/hooks/post_test_hook.sh
index 898524e..182806a 100755
--- a/ceilometer/tests/integration/hooks/post_test_hook.sh
+++ b/ceilometer/tests/integration/hooks/post_test_hook.sh
@@ -81,7 +81,7 @@
     # Be sure to source Gnocchi settings before
     source $BASE/new/gnocchi/devstack/settings
     echo "* Unprocessed measures:"
-    sudo find $GNOCCHI_DATA_DIR
+    sudo find $GNOCCHI_DATA_DIR/measure
 
     set -x
 fi