docs: improve documentation (#1898)

* improve channel documentation

* forgot some stuff

* another one

* im good at this

* i did a dum

src/client/websocket/packets/handlers/ChannelCreate.js

@@ -6,10 +6,10 @@ class ChannelCreateHandler extends AbstractHandler {
   }
 }
 
+module.exports = ChannelCreateHandler;
+
 /**
  * Emitted whenever a channel is created.
  * @event Client#channelCreate
- * @param {Channel} channel The channel that was created
+ * @param {DMChannel|GroupDMChannel|GuildChannel} channel The channel that was created
  */
-
-module.exports = ChannelCreateHandler;

src/client/websocket/packets/handlers/ChannelPinsUpdate.js

@@ -20,12 +20,12 @@ class ChannelPinsUpdate extends AbstractHandler {
   }
 }
 
+module.exports = ChannelPinsUpdate;
+
 /**
  * Emitted whenever the pins of a channel are updated. Due to the nature of the WebSocket event, not much information
  * can be provided easily here - you need to manually check the pins yourself.
  * @event Client#channelPinsUpdate
- * @param {Channel} channel The channel that the pins update occured in
+ * @param {DMChannel|GroupDMChannel|TextChannel} channel The channel that the pins update occured in
  * @param {Date} time The time of the pins update
  */
-
-module.exports = ChannelPinsUpdate;

src/client/websocket/packets/handlers/ChannelUpdate.js

@@ -15,6 +15,6 @@ module.exports = ChannelUpdateHandler;
 /**
  * Emitted whenever a channel is updated - e.g. name change, topic change.
  * @event Client#channelUpdate
- * @param {Channel} oldChannel The channel before the update
- * @param {Channel} newChannel The channel after the update
+ * @param {DMChannel|GroupDMChannel|GuildChannel} oldChannel The channel before the update
+ * @param {DMChannel|GroupDMChannel|GuildChannel} newChannel The channel after the update
  */