Update versionadded directives

discord/channel.py

@@ -2087,7 +2087,7 @@ class CategoryChannel(discord.abc.GuildChannel, Hashable):
     def forums(self) -> List[ForumChannel]:
         """List[:class:`ForumChannel`]: Returns the forum channels that are under this category.
 
-        .. versionadded:: 2.4
+        .. versionadded:: 2.1
         """
         r = [c for c in self.guild.channels if c.category_id == self.id and isinstance(c, ForumChannel)]
         r.sort(key=lambda c: (c.position, c.id))

docs/api.rst

@@ -3100,13 +3100,13 @@ of :class:`enum.Enum`.
 
         A request to monetize the server was created.
 
-        .. versionadded:: 2.4
+        .. versionadded:: 2.1
 
     .. attribute:: creator_monetization_terms_accepted
 
         The terms and conditions for creator monetization were accepted.
 
-        .. versionadded:: 2.4
+        .. versionadded:: 2.1
 
 .. class:: AuditLogActionCategory