Revert "Add fetch_message_fast using history endpoint"

This reverts commit a309088ae4.

A rate limited was added to this method after 5 years defeating the
purpose of it.

discord/abc.py

@@ -933,7 +933,6 @@ class Messageable(metaclass=abc.ABCMeta):
         """
         return Typing(self)
 
-    @utils.deprecated('fetch_message_fast')
     async def fetch_message(self, id):
         """|coro|
 
@@ -941,8 +940,6 @@ class Messageable(metaclass=abc.ABCMeta):
 
         This can only be used by bot accounts.
 
-        Prefer using :meth:`fetch_message_fast`.
-
         Parameters
         ------------
         id: :class:`int`
@@ -967,40 +964,6 @@ class Messageable(metaclass=abc.ABCMeta):
         data = await self._state.http.get_message(channel.id, id)
         return self._state.create_message(channel=channel, data=data)
 
-    async def fetch_message_fast(self, id):
-        """|coro|
-
-        Retrieves a single :class:`~discord.Message` from the destination, using
-        the history endpoint.
-
-        .. versionadded:: 1.5
-
-        Parameters
-        ------------
-        id: :class:`int`
-            The message ID to look for.
-
-        Raises
-        --------
-        ~discord.NotFound
-            The specified channel was not found.
-        ~discord.Forbidden
-            You do not have permissions to get channel message history.
-        ~discord.HTTPException
-            The request to get message history failed.
-
-        Returns
-        --------
-        Optional[:class:`~discord.Message`]
-            The message asked for, or None if there is no match.
-        """
-
-        channel = await self._get_channel()
-        data = await self._state.http.logs_from(channel.id, limit=1, around=id)
-        if data and int(data[0]['id']) == id:
-            return self._state.create_message(channel=channel, data=data[0])
-        return None
-
     async def pins(self):
         """|coro|