pub fn get_channel_webhooks(channel_id: u64) -> Result<Vec<Webhook>>
Retrieves the webhooks for the given channel's Id.
This method requires authentication.
Retrieve all of the webhooks owned by a channel:
use serenity::http;
let channel_id = 81384788765712384;
let webhooks = http::get_channel_webhooks(channel_id)
.expect("Error getting channel webhooks");