edit limitations

Author: norareidy

source/limitations-upcoming.txt

@@ -108,11 +108,8 @@ in the following table. To view a full list of supported types, see the
      - Planned GA Support
 
    * - ``Array``
-     - *Partially Supported*. You can use the ``ArrayField`` field type with the
-       following limitations:
-
-       - ``ArrayField`` polymorphism is not supported.
-       -  Nested ``EmbeddedModelField`` values within an ``ArrayField`` are not supported.
+     - *Partially Supported*. You can use the ``ArrayField`` field type, but
+       ``ArrayField`` polymorphism is not supported.
 
      - ✓