docs: Replace /docs

docs/content/en/functions/countwords.md

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----
-title: countwords
-description: Counts the number of words in a string.
-godocref:
-date: 2017-02-01
-publishdate: 2017-02-01
-lastmod: 2017-02-01
-categories: [functions]
-menu:
-  docs:
-    parent: "functions"
-keywords: [counting, word count]
-signature: ["countwords INPUT"]
-workson: []
-hugoversion:
-relatedfuncs: [countrunes]
-deprecated: false
----
-
-The template function works similar to the [.WordCount page variable][pagevars].
-
-```
-{{ "Hugo is a static site generator." | countwords }}
-<!-- outputs a content length of 6 words.  -->
-```
-
-
-[pagevars]: /variables/page/