Hugo deprecation warnings

[chipzoller]

The following deprecation warnings are printed in modern versions of Hugo and should be resolved at some point:

WARN  DEPRECATED: Kind "taxonomyterm" used in disableKinds is deprecated, use "taxonomy" instead.
WARN  config: languages.pt.description: custom params on the language top level is deprecated and will be removed in a future release. Put the value below [languages.pt.params]. See https://gohugo.io/content-management/multilingual/#changes-in-hugo-01120
WARN  config: languages.zh.description: custom params on the language top level is deprecated and will be removed in a future release. Put the value below [languages.zh.params]. See https://gohugo.io/content-management/multilingual/#changes-in-hugo-01120
WARN  config: languages.ru.description: custom params on the language top level is deprecated and will be removed in a future release. Put the value below [languages.ru.params]. See https://gohugo.io/content-management/multilingual/#changes-in-hugo-01120
WARN  found no layout file for "html" for kind "section": You should create a template file which matches Hugo Layouts Lookup Rules for this combination.