fixes ANSIBLE_DUPLICATE_YAML_DICT_KEY=error crashes (#66786)

* Fix #65366

changelogs/fragments/66786-fix-duplicate-yaml-key-error.yaml

@@ -0,0 +1,3 @@
+bugfixes:
+  - DUPLICATE_YAML_DICT_KEY - Fix error output when configuration option DUPLICATE_YAML_DICT_KEY is set to error
+    (https://github.com/ansible/ansible/issues/65366)

lib/ansible/parsing/yaml/constructor.py

@@ -76,7 +76,10 @@ class AnsibleConstructor(SafeConstructor):
                 if C.DUPLICATE_YAML_DICT_KEY == 'warn':
                     display.warning(msg)
                 elif C.DUPLICATE_YAML_DICT_KEY == 'error':
-                    raise ConstructorError(to_native(msg))
+                    raise ConstructorError(context=None, context_mark=None,
+                                           problem=to_native(msg),
+                                           problem_mark=node.start_mark,
+                                           note=None)
                 else:
                     # when 'ignore'
                     display.debug(msg)