fix: Update versionadded for SharedClientTheme to 2.9 across multiple files

Author: UnBonWhisky

discord/abc.py

@@ -1581,7 +1581,7 @@ async def send(
         shared_client_theme: :class:`SharedClientTheme`
             The shared client theme to send.
 
-            .. versionadded:: 2.8
+            .. versionadded:: 2.9
 
         Returns
         -------

discord/enums.py

@@ -1216,7 +1216,7 @@ class InviteTargetUsersJobStatusCode(Enum):
 class SharedClientThemeBaseType(Enum):
     """The base theme mode of a :class:`SharedClientTheme`.
 
-    .. versionadded:: 2.8
+    .. versionadded:: 2.9
 
     .. note::
 

discord/message.py

@@ -1044,7 +1044,7 @@ class Message(Hashable):
     shared_client_theme: Optional[:class:`SharedClientTheme`]
         The shared client theme transmitted via this message, if applicable.
 
-        .. versionadded:: 2.8
+        .. versionadded:: 2.9
     call: Optional[:class:`MessageCall`]
         The call information associated with this message, if applicable.
 

discord/shared_client_theme.py

@@ -61,7 +61,7 @@ class SharedClientTheme:
     A shared client theme lets users transmit a customized Discord client
     appearance (colors, gradient, and base mode) through a message.
 
-    .. versionadded:: 2.8
+    .. versionadded:: 2.9
 
     Attributes
     ----------

docs/api/enums.rst

@@ -2533,7 +2533,7 @@ of :class:`enum.Enum`.
 
     The base theme mode of a :class:`SharedClientTheme`.
 
-    .. versionadded:: 2.8
+    .. versionadded:: 2.9
 
     .. attribute:: unset