Fix regression with stopAndPersist output

[rfreebern]

This appears to be a typo, and was leading to this behavior:

const spinner = new ora('Testing').start();
setTimeout(() => spinner.succeed('Completed'), 2000);

✔ Completedn[~/Development/ora-test (master)]$

[sindresorhus]

// @stroncium

[sindresorhus]

Released: https://github.com/sindresorhus/ora/releases/tag/v3.3.1

[stroncium]

Trusted tests too much. =/