Add "invite request content" display in user account admin page (#15265)

* feat: display `invite_request_text` in admin's user account page

* fix: move invite_request to the bottom of accounts page

* fix: remove time display, remove formate, change code terminology

* fix: remove escape

app/views/admin/accounts/show.html.haml

@@ -242,3 +242,13 @@
 
     .actions
       = f.button :button, t('admin.account_moderation_notes.create'), type: :submit
+
+  %hr.spacer/
+
+  - if @account.user&.invite_request&.text&.present?
+    %div.speech-bubble
+      %div.speech-bubble__bubble
+        = @account.user&.invite_request&.text
+      %div.speech-bubble__owner
+        = admin_account_link_to @account
+        = t('admin.accounts.invite_request_text')

config/locales/en.yml

@@ -131,6 +131,7 @@ en:
       follows: Follows
       header: Header
       inbox_url: Inbox URL
+      invite_request_text: Reasons for joining
       invited_by: Invited by
       ip: IP
       joined: Joined