Add SubscribersLimitNotice to mailpoet-subscribers page

[MAILPOET-2626]

assets/js/src/subscribers/form.jsx

@@ -4,6 +4,7 @@ import MailPoet from 'mailpoet';
 import PropTypes from 'prop-types';
 import Form from 'form/form.jsx';
 import ReactStringReplace from 'react-string-replace';
+import SubscribersLimitNotice from 'notices/subscribers_limit_notice.jsx';
 
 const fields = [
   {
@@ -184,6 +185,8 @@ class SubscriberForm extends React.Component { // eslint-disable-line react/pref
           <Link className="page-title-action" to="/">{MailPoet.I18n.t('backToList')}</Link>
         </h1>
 
+        <SubscribersLimitNotice />
+
         <Form
           automationId="subscriber_edit_form"
           endpoint="subscribers"

assets/js/src/subscribers/list.jsx

@@ -8,6 +8,7 @@ import PropTypes from 'prop-types';
 
 import Listing from 'listing/listing.jsx';
 import Selection from 'form/fields/selection.jsx';
+import SubscribersLimitNotice from 'notices/subscribers_limit_notice.jsx';
 
 const columns = [
   {
@@ -382,6 +383,8 @@ class SubscriberList extends React.Component {
           </a>
         </h1>
 
+        <SubscribersLimitNotice />
+
         <Listing
           limit={window.mailpoet_listing_per_page}
           location={this.props.location}