skip hidden files for {host,group}_vars

fixes #25712

lib/ansible/plugins/vars/host_group_vars.py

@@ -108,6 +108,8 @@ class VarsModule(BaseVarsPlugin):
                 if os.path.isdir(full_path):
                     # matched dir name, so use all files included recursively
                     for spath in os.listdir(full_path):
+                        if spath.startswith('.'):
+                            continue
                         full_spath = os.path.join(full_path, spath)
                         if os.path.isdir(full_spath):
                             found.extend(self._find_vars_files(full_spath, ''))