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

* Bump down again to Go 1.16.7 for the release builds [e1ead4db](https://github.com/gohugoio/hugo/commit/e1ead4dbca4cfb00ec0893c8c8563c91624ecca7) [@bep](https://github.com/bep) [#8952](https://github.com/gohugoio/hugo/issues/8952)[#8955](https://github.com/gohugoio/hugo/issues/8955)