ceph-fact: resync group_vars file

Run ./generate_group_vars_sample.sh to populate the groups_vars file.

Signed-off-by: Sébastien Han <seb@redhat.com>

group_vars/factss.yml.sample

@@ -0,0 +1,10 @@
+---
+# Variables here are applicable to all host groups NOT roles
+
+# This sample file generated by generate_group_vars_sample.sh
+
+# Dummy variable to avoid error because ansible does not recognize the
+# file as a good configuration file when no variable in it.
+dummy:
+
+