better solution

Signed-off-by: Future-Outlier <[email protected]>

docs/user_guide/data_types_and_io/dataclass.md

@@ -12,10 +12,7 @@ Flytekit uses the [Mashumaro library](https://github.com/Fatal1ty/mashumaro)
 to serialize and deserialize dataclasses.
 
 :::{important}
-If you're using Flytekit version below v1.11.1, your dataclass will need to decorate with `@dataclass_json` or
-inherit from Mashumaro's `DataClassJSONMixin`.
-
-If you're using Flytekit version less than v1.10, you'll need to add `from dataclasses_json import dataclass_json` to your imports  and decorate your dataclass with `@dataclass_json`.
+If you're using Flytekit version below v1.11.1, your dataclass will need to add `from dataclasses_json import dataclass_json` and decorate with `@dataclass_json`.
 :::
 
 ```{note}