fix: ignore ENOENT on recursive rmdir

in Node 16, this throws an error if `folderName` DNE

nodejs/node#37216

Author: flotwig

examples/testing-dom__download/cypress/plugins/index.js

@@ -116,7 +116,7 @@ module.exports = (on, config) => {
 
       return new Promise((resolve, reject) => {
         rmdir(folderName, { maxRetries: 10, recursive: true }, (err) => {
-          if (err) {
+          if (err && err.code !== 'ENOENT') {
             console.error(err)
 
             return reject(err)