Add information on Message.poll for Message Content Intent

Author: Rapptz

docs/intents.rst

@@ -114,6 +114,7 @@ Message Content
 - Whether you use :attr:`Message.attachments` to check message attachments.
 - Whether you use :attr:`Message.embeds` to check message embeds.
 - Whether you use :attr:`Message.components` to check message components.
+- Whether you use :attr:`Message.poll` to check the message polls.
 - Whether you use the commands extension with a non-mentioning prefix.
 
 .. _intents_member_cache: