fixup! Add ability to subclass from both Input and Output

Signed-off-by: Elliot Gunton <[email protected]>

src/hera/workflows/io/_io_mixins.py

@@ -156,7 +156,7 @@ def _get_as_arguments(self) -> ModelArguments:
                 # to create a "passthrough" IO object
                 continue
             # The dict value may be of any type if it was a default value, so we need to serialize it.
-            # If it is a templated string, it will be unaffected as `"{{mystr}}" == serialize("{{mystr}}")``
+            # If it is a templated string, it will be unaffected as `"{{mystr}}" == serialize("{{mystr}}")`
             templated_value = serialize(self_dict[field])
 
             if get_origin(annotations[field]) is Annotated: