streamline partial solution

This edit attempts to set trainees of on the right foot, exhibiting good practices in our boilerplate code for them to build on.

Author: Liam310

Sprint-3/4-stretch/password-validator.js

@@ -1,6 +1,5 @@
 function passwordValidator(password) {
-    return password.length < 5 ? false : true
+  return password.length >= 5;
 }
 
-
-module.exports = passwordValidator;
+module.exports = passwordValidator;