Add account unlock on password reset (#7146)

* added account unlock on password reset

* added account policy option

* added changelog entry

* Added docs entry

* moved changelog entry to correct position

* improved tests to ensure requesting password reset email does not unlock account

* run prettier

src/Config.js

@@ -9,7 +9,9 @@ import net from 'net';
 import {
   IdempotencyOptions,
   FileUploadOptions,
+  AccountLockoutOptions,
 } from './Options/Definitions';
+import { isBoolean } from 'lodash';
 
 function removeTrailingSlash(str) {
   if (!str) {
@@ -146,6 +148,12 @@ export class Config {
       ) {
         throw 'Account lockout threshold should be an integer greater than 0 and less than 1000';
       }
+
+      if (accountLockout.unlockOnPasswordReset === undefined) {
+        accountLockout.unlockOnPasswordReset = AccountLockoutOptions.unlockOnPasswordReset.default;
+      } else if (!isBoolean(accountLockout.unlockOnPasswordReset)) {
+        throw 'Parse Server option accountLockout.unlockOnPasswordReset must be a boolean.';
+      }
     }
   }