This is a bug-fix release with one important fix.

* langs/i18n: Fix warning regression in i18n [ececd1b1](https://github.com/gohugoio/hugo/commit/ececd1b122c741567a80acd8d60ccd6356fa5323) [@bep](https://github.com/bep) [#8492](https://github.com/gohugoio/hugo/issues/8492)