fix(Slack Node): Fix Channel->Kick (#3365)

packages/nodes-base/credentials/SlackOAuth2Api.credentials.ts

@@ -5,6 +5,7 @@ import {
 
 //https://api.slack.com/authentication/oauth-v2
 const userScopes = [
+	'channels:write',
 	'chat:write',
 	'files:read',
 	'files:write',

packages/nodes-base/nodes/Slack/Slack.node.ts

@@ -339,7 +339,7 @@ export class Slack implements INodeType {
 						const channel = this.getNodeParameter('channelId', i) as string;
 						const userId = this.getNodeParameter('userId', i) as string;
 						const body: IDataObject = {
-							name: channel,
+							channel,
 							user: userId,
 						};
 						responseData = await slackApiRequest.call(this, 'POST', '/conversations.kick', body, qs);