fixed 用户删除优化处理,多个owner时,仅将用户从组织移除, 一个时直接删除

app/services/gitea/user/delete_service.rb

@@ -1,5 +1,5 @@
 class Gitea::User::DeleteService < Gitea::ClientService
-  attr_reader :username, purge
+  attr_reader :username, :purge
 
   def initialize(username, purge = false)
     @username  = username