Fixes linter failing

components/settings/password/enter-new-password.js

@@ -1,6 +1,7 @@
 import React, { Component } from 'react'
 import { StyleSheet } from 'react-native'
 import nodejs from 'nodejs-mobile-react-native'
+import PropTypes from 'prop-types'
 
 import AppText from '../../common/app-text'
 import AppTextInput from '../../common/app-text-input'
@@ -13,6 +14,9 @@ import settings from '../../../i18n/en/settings'
 const LISTENER_TYPE = 'create-or-change-pw'
 
 export default class EnterNewPassword extends Component {
+  static propTypes = {
+    changeEncryptionAndRestart: PropTypes.func,
+  }
   constructor(props) {
     super()
     this.state = {