docs: Prepare for new sub tree

See #11925

docs/content/en/methods/shortcode/Get.md

@@ -1,51 +0,0 @@
----
-title: Get
-description: Returns the value of the given parameter.
-categories: []
-keywords: []
-action:
-  related:
-    - methods/shortcode/IsNamedParams
-    - methods/shortcode/Params
-  returnType: any
-  signatures: [SHORTCODE.Get PARAM]
-toc: true
----
-
-Specify the parameter by position or by name. When calling a shortcode within markdown, use either positional or named parameters, but not both.
-
-{{% note %}}
-Some shortcodes support positional parameters, some support named parameters, and others support both. Refer to the shortcode's documentation for usage details.
-{{% /note %}}
-
-## Positional parameters
-
-This shortcode call uses positional parameters:
-
-{{< code file=content/about.md lang=md >}}
-{{</* myshortcode "Hello" "world" */>}}
-{{< /code >}}
-
-To retrieve parameters by position:
-
-{{< code file=layouts/shortcodes/myshortcode.html  >}}
-{{ printf "%s %s." (.Get 0) (.Get 1) }} → Hello world.
-{{< /code >}}
-
-## Named parameters
-
-This shortcode call uses named parameters:
-
-{{< code file=content/about.md lang=md >}}
-{{</* myshortcode greeting="Hello" firstName="world" */>}}
-{{< /code >}}
-
-To retrieve parameters by name:
-
-{{< code file=layouts/shortcodes/myshortcode.html  >}}
-{{ printf "%s %s." (.Get "greeting") (.Get "firstName") }} → Hello world.
-{{< /code >}}
-
-{{% note %}}
-Parameter names are case-sensitive.
-{{% /note %}}