邮件作业在最新更新后失败，证书验证失败（无法获取本地颁发者证书）

[RGJ (Richard - Communiteq)]

Because there was a change where Discourse upgraded to Rails 7 between 2.9.0.beta3 and beta4, which triggered this.

See Email Hostname Certificate Mismatch Causing sidekiq Queue Overload, Severe Site Instability - #47 by RGJ