fix: Message.referenced_message returns wrong data (#1191)

* fix: `Message.referenced_message` returns wrong data

* docs: wrong docstring

* fix: cannot convert message

Author: Damego

interactions/api/models/message.py

@@ -706,7 +706,8 @@ class Message(ClientSerializerMixin, IDMixin):
     :ivar Optional[MessageActivity] activity: Message activity object that's sent by Rich Presence
     :ivar Optional[Application] application: Application object that's sent by Rich Presence
     :ivar Optional[MessageReference] message_reference: Data showing the source of a message (crosspost, channel follow, add, pin, or replied message)
-    :ivar int flags: Message flags
+    :ivar Optional[MessageFlags] flags: Message flags
+    :ivar Optional[Message] referenced_message: The message associated with the message_reference.
     :ivar Optional[MessageInteraction] interaction: Message interaction object, if the message is sent by an interaction.
     :ivar Optional[Channel] thread: The thread that started from this message, if any, with a thread member object embedded.
     :ivar Optional[List[ActionRow]] components: Array of Action Rows associated with this message, if any.
@@ -748,8 +749,8 @@ class Message(ClientSerializerMixin, IDMixin):
     application: Optional[Application] = field(converter=Application, default=None)
     application_id: Optional[Snowflake] = field(converter=Snowflake, default=None)
     message_reference: Optional[MessageReference] = field(converter=MessageReference, default=None)
-    flags: Optional[Union[int, MessageFlags]] = field(converter=MessageFlags, default=None)
-    referenced_message: Optional[MessageReference] = field(converter=MessageReference, default=None)
+    flags: Optional[MessageFlags] = field(converter=MessageFlags, default=None)
+    referenced_message: Optional["Message"] = field(default=None)
     interaction: Optional[MessageInteraction] = field(
         converter=MessageInteraction, default=None, add_client=True, repr=False
     )
@@ -789,6 +790,9 @@ def created_at(self) -> datetime:
         """
         return self.id.timestamp
 
+        if self.referenced_message is not None:
+            self.referenced_message = Message(**self.referenced_message, _client=self._client)
+
     async def get_channel(self) -> Channel:
         """
         .. versionadded:: 4.0.2