refactor(core): Update rule typescript-eslint/no-unused-vars to not error when variable starts with _ (#4523)

* ⚡ rule and fixes

* ⚡ clean up

packages/nodes-base/nodes/JotForm/JotFormTrigger.node.ts

@@ -165,8 +165,8 @@ export class JotFormTrigger implements INodeType {
 
 		const form = new formidable.IncomingForm({});
 
-		return new Promise((resolve, reject) => {
-			form.parse(req, async (err, data, files) => {
+		return new Promise((resolve, _reject) => {
+			form.parse(req, async (err, data, _files) => {
 				// tslint:disable-next-line:no-any
 				const rawRequest = jsonParse<any>(data.rawRequest as string);
 				data.rawRequest = rawRequest;