Update docs to reflect Text in Voice related changes

Author: UltimateSppy765

discord/message.py

@@ -598,6 +598,7 @@ class PartialMessage(Hashable):
     the constructor itself, and the second is via the following:
 
     - :meth:`TextChannel.get_partial_message`
+    - :meth:`VoiceChannel.get_partial_message`
     - :meth:`Thread.get_partial_message`
     - :meth:`DMChannel.get_partial_message`
 
@@ -621,7 +622,7 @@ class PartialMessage(Hashable):
 
     Attributes
     -----------
-    channel: Union[:class:`PartialMessageable`, :class:`TextChannel`, :class:`Thread`, :class:`DMChannel`]
+    channel: Union[:class:`PartialMessageable`, :class:`TextChannel`, :class:`VoiceChannel`, :class:`Thread`, :class:`DMChannel`]
         The channel associated with this partial message.
     id: :class:`int`
         The message ID.
@@ -1243,7 +1244,7 @@ class Message(PartialMessage, Hashable):
         This is not stored long term within Discord's servers and is only used ephemerally.
     embeds: List[:class:`Embed`]
         A list of embeds the message has.
-    channel: Union[:class:`TextChannel`, :class:`Thread`, :class:`DMChannel`, :class:`GroupChannel`, :class:`PartialMessageable`]
+    channel: Union[:class:`TextChannel`, :class:`VoiceChannel`, :class:`Thread`, :class:`DMChannel`, :class:`GroupChannel`, :class:`PartialMessageable`]
         The :class:`TextChannel` or :class:`Thread` that the message was sent from.
         Could be a :class:`DMChannel` or :class:`GroupChannel` if it's a private message.
     reference: Optional[:class:`~discord.MessageReference`]

discord/webhook/async_.py

@@ -969,9 +969,10 @@ class Webhook(BaseWebhook):
     bot user or authentication.
 
     There are two main ways to use Webhooks. The first is through the ones
-    received by the library such as :meth:`.Guild.webhooks` and
-    :meth:`.TextChannel.webhooks`. The ones received by the library will
-    automatically be bound using the library's internal HTTP session.
+    received by the library such as :meth:`.Guild.webhooks`,
+    :meth:`.TextChannel.webhooks` and :meth:`.VoiceChannel.webhooks`.
+    The ones received by the library will automatically be
+    bound using the library's internal HTTP session.
 
     The second form involves creating a webhook object manually using the
     :meth:`~.Webhook.from_url` or :meth:`~.Webhook.partial` classmethods.