Fix remote and staff-removed statuses leaving media behind for a day (#11638)

The reason for unattaching media instead of removing it is to support
delete & redraft functionality, but remote or staff-removed statuses
will never be redrafted, so the media should be deleted immediately

app/services/remove_status_service.rb

@@ -4,6 +4,11 @@ class RemoveStatusService < BaseService
   include Redisable
   include Payloadable
 
+  # Delete a status
+  # @param   [Status] status
+  # @param   [Hash] options
+  # @option  [Boolean] :redraft
+  # @options [Boolean] :original_removed
   def call(status, **options)
     @payload  = Oj.dump(event: :delete, payload: status.id.to_s)
     @status   = status
@@ -24,6 +29,7 @@ class RemoveStatusService < BaseService
         remove_from_public
         remove_from_media if status.media_attachments.any?
         remove_from_spam_check
+        remove_media
 
         @status.destroy!
       else
@@ -143,6 +149,12 @@ class RemoveStatusService < BaseService
     redis.publish('timeline:public:local:media', @payload) if @status.local?
   end
 
+  def remove_media
+    return if @options[:redraft]
+
+    @status.media_attachments.destroy_all
+  end
+
   def remove_from_spam_check
     redis.zremrangebyscore("spam_check:#{@status.account_id}", @status.id, @status.id)
   end