chore: changes to changelog from PR comments

CHANGELOG.md

@@ -10,15 +10,14 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 ## [2.0.0b7] - 2024-08-11
 
 - **Breaking**: Support `Pydantic` v2 and dropping support for v1 [#588](https://github.com/danielgtaylor/python-betterproto/pull/588)
-- **Breaking**: The `Message.__getattribute__` method now raises an `AttributeError` when attempting to access an unset `oneof`
-  field. 
-  The previous behavior is accessible via `Message.__unsafe_get` [#510](https://github.com/danielgtaylor/python-betterproto/pull/510).
-  To see how to use the new behavior, refer to [#558](https://github.com/danielgtaylor/python-betterproto/pull/558) 
+- **Breaking**: The `Message.__getattribute__` method now raises an `AttributeError` when attempting to access an unset `oneof` 
+  field. To see how to access `oneof` fields now, refer to [#558](https://github.com/danielgtaylor/python-betterproto/pull/558) 
   and [README.md](https://github.com/danielgtaylor/python-betterproto#one-of-support).
+- **Breaking**: A custom Enum has been implemented to match the behaviour of being an open set. This has the side effect
+  prevents any passthrough of Enum members (i.e. Foo.RED.GREEN doesn't work any more)
 
 - Add support for `pickle` methods [#535](https://github.com/danielgtaylor/python-betterproto/pull/535)
 - Add support for `Struct` and `Value` types [#551](https://github.com/danielgtaylor/python-betterproto/pull/551)
-- Add support for `Enum`'s `copy` and `deepcopy` methods [#566](https://github.com/danielgtaylor/python-betterproto/pull/566)
 - Add support for [`Rich` package](https://rich.readthedocs.io/en/latest/index.html) for pretty printing [#508](https://github.com/danielgtaylor/python-betterproto/pull/508)
 - Improve support for streaming messages [#518](https://github.com/danielgtaylor/python-betterproto/pull/518) [#529](https://github.com/danielgtaylor/python-betterproto/pull/529)
 - Improve performance of serializing / de-serializing messages [#545](https://github.com/danielgtaylor/python-betterproto/pull/545)
@@ -28,7 +27,7 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 - Fix bugs when converting to / from Python due to `_Timestamp` [#534](https://github.com/danielgtaylor/python-betterproto/pull/534)
 - Fix accessing unset optional fields [#523](https://github.com/danielgtaylor/python-betterproto/pull/523)
 - Fix `Message` equality comparison [#513](https://github.com/danielgtaylor/python-betterproto/pull/513)
-- Fix behavior with long comment messages [#532](https://github.com/danielgtaylor/python-betterproto/pull/532)
+- Fix behaviour with long comment messages [#532](https://github.com/danielgtaylor/python-betterproto/pull/532)
 
 ## [2.0.0b6] - 2023-06-25