Remove unused remote unfollow controller (#11250)

app/views/remote_unfollows/_card.html.haml

@@ -1,13 +0,0 @@
-.account-card
-  .detailed-status__display-name
-    %div
-      = image_tag account.avatar.url(:original), alt: '', width: 48, height: 48, class: 'avatar'
-
-    %span.display-name
-      - account_url = local_assigns[:admin] ? admin_account_path(account.id) : ActivityPub::TagManager.instance.url_for(account)
-      = link_to account_url, class: 'detailed-status__display-name p-author h-card', target: '_blank', rel: 'noopener' do
-        %strong.emojify= display_name(account, custom_emojify: true)
-        %span @#{account.acct}
-
-  - if account.note?
-    .account__header__content.emojify= Formatter.instance.simplified_format(account)

app/views/remote_unfollows/_post_follow_actions.html.haml

@@ -1,4 +0,0 @@
-.post-follow-actions
-  %div= link_to t('authorize_follow.post_follow.web'), web_url("accounts/#{@account.id}"), class: 'button button--block'
-  %div= link_to t('authorize_follow.post_follow.return'), ActivityPub::TagManager.instance.url_for(@account), class: 'button button--block'
-  %div= t('authorize_follow.post_follow.close')

app/views/remote_unfollows/error.html.haml

@@ -1,3 +0,0 @@
-.form-container
-  .flash-message#error_explanation
-    = t('remote_unfollow.error')

app/views/remote_unfollows/success.html.haml

@@ -1,10 +0,0 @@
-- content_for :page_title do
-  = t('remote_unfollow.title', acct: @account.acct)
-
-.form-container
-  .follow-prompt
-    %h2= t('remote_unfollow.unfollowed')
-
-    = render 'application/card', account: @account
-
-  = render 'post_follow_actions'