issue:38321 fix onyx_config module failed while using python = 3.5 (#38343) (#38869)

* issue:38321 fix onyx_config module failed while using python = 3.5 (#38343)

(cherry picked from commit 0d79268a6d)

* changelog

changelogs/fragments/onyx_config-py3-fix.yaml

@@ -0,0 +1,2 @@
+bugfixes:
+- Fix onyx_config action plugin when used on Python 3 https://github.com/ansible/ansible/pull/38343

lib/ansible/plugins/action/onyx_config.py

@@ -54,7 +54,7 @@ class ActionModule(_ActionModule):
 
         # strip out any keys that have two leading and two trailing
         # underscore characters
-        for key in result.keys():
+        for key in list(result.keys()):
             if PRIVATE_KEYS_RE.match(key):
                 del result[key]