reference: fix upstream docs link (#49)

Author: Clayell

content/docs/reference/templates/syntax-and-data.md

@@ -282,7 +282,7 @@ Interaction functions are covered [here](/docs/reference/templates/functions#int
 | .Message.ReferencedMessage           | Message object associated by message_reference, like a message that was replied to.                                                                                                                                                                                      |
 | .Message.Timestamp                   | Timestamp of the message in type _discordgo.Timestamp_ (use .Message.Timestamp.Parse to get type _time.Time_ and .Parse.String method returns type _string_).                                                                                                            |
 | .Message.TTS                         | Whether the message is text-to-speech. \*                                                                                                                                                                                                                                |
-| .Message.Type                        | The [type](https://discordapp.com/developers/docs/resources/channel#message-object-message-types) of the message.                                                                                                                                                        |
+| .Message.Type                        | The [type](https://discord.com/developers/docs/resources/message#message-object-message-types) of the message.                                                                                                                                                        |
 | .Message.WebhookID                   | If the message is generated by a webhook, this is the webhook's id                                                                                                                                                                                                       |
 
 | Field        | Description                                                                                                                                                                                                                                                                |