Include missing _text.to_text import

Fixes "global name 'to_text' is not defined" error on
openbsd clients.

Fixes #18473

lib/ansible/module_utils/facts.py

@@ -35,7 +35,7 @@ import pwd
 from ansible.module_utils.basic import get_all_subclasses
 from ansible.module_utils.six import PY3, iteritems
 from ansible.module_utils.six.moves import configparser, StringIO
-from ansible.module_utils._text import to_native
+from ansible.module_utils._text import to_native, to_text
 
 try:
     import selinux