docs: Replace /docs

docs/content/en/functions/singularize.md

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----
-title: singularize
-# linktitle: singularize
-description: Converts a word according to a set of common English singularization rules.
-godocref:
-date: 2017-02-01
-publishdate: 2017-02-01
-lastmod: 2017-02-01
-categories: [functions]
-menu:
-  docs:
-    parent: "functions"
-keywords: [strings,singular]
-signature: ["singularize INPUT"]
-workson: []
-hugoversion:
-relatedfuncs: []
-deprecated: false
-aliases: []
----
-
-`{{ "cats" | singularize }}` → "cat"
-
-See also the `.Data.Singular` [taxonomy variable](/variables/taxonomy/) for singularizing taxonomy names.
-