clean_facts only show variable name (#76974)

changelogs/fragments/clean_facts_values.yml

@@ -0,0 +1,2 @@
+bugfixes:
+  - cleaning facts will now only warn about the variable name and not post the content, which can be undesireable to disclose

lib/ansible/vars/clean.py

@@ -152,13 +152,7 @@ def clean_facts(facts):
     # then we remove them (except for ssh host keys)
     for r_key in remove_keys:
         if not r_key.startswith('ansible_ssh_host_key_'):
-            try:
-                r_val = to_text(data[r_key])
-                if len(r_val) > 24:
-                    r_val = '%s ... %s' % (r_val[:13], r_val[-6:])
-            except Exception:
-                r_val = ' <failed to convert value to a string> '
-            display.warning("Removed restricted key from module data: %s = %s" % (r_key, r_val))
+            display.warning("Removed restricted key from module data: %s" % (r_key))
             del data[r_key]
 
     return strip_internal_keys(data)