Add follow request banner on account header (#20785)

* Add requested_by to relationship maps

* Display whether an account has requested to follow you on their profile

app/javascript/mastodon/features/account/components/header.js

@@ -14,6 +14,7 @@ import ShortNumber from 'mastodon/components/short_number';
 import { NavLink } from 'react-router-dom';
 import DropdownMenuContainer from 'mastodon/containers/dropdown_menu_container';
 import AccountNoteContainer from '../containers/account_note_container';
+import FollowRequestNoteContainer from '../containers/follow_request_note_container';
 import { PERMISSION_MANAGE_USERS } from 'mastodon/permissions';
 import { Helmet } from 'react-helmet';
 
@@ -311,6 +312,8 @@ class Header extends ImmutablePureComponent {
 
     return (
       <div className={classNames('account__header', { inactive: !!account.get('moved') })} onMouseEnter={this.handleMouseEnter} onMouseLeave={this.handleMouseLeave}>
+        {!(suspended || hidden || account.get('moved')) && account.getIn(['relationship', 'requested_by']) && <FollowRequestNoteContainer account={account} />}
+
         <div className='account__header__image'>
           <div className='account__header__info'>
             {!suspended && info}