content: Replace calls to the code shortcode with fenced code blocks

content/en/methods/shortcode/Params.md

@@ -11,22 +11,22 @@ params:
 
 When you call a shortcode using positional arguments, the `Params` method returns a slice.
 
-{{< code file=content/about.md lang=text >}}
+```text {file="content/about.md"}
 {{</* myshortcode "Hello" "world" */>}}
-{{< /code >}}
+```
 
-{{< code file=layouts/shortcodes/myshortcode.html >}}
+```go-html-template {file="layouts/shortcodes/myshortcode.html"}
 {{ index .Params 0 }} → Hello
 {{ index .Params 1 }} → world
-{{< /code >}}
+```
 
 When you call a shortcode using named arguments, the `Params` method returns a map.
 
-{{< code file=content/about.md lang=text >}}
+```text {file="content/about.md"}
 {{</* myshortcode greeting="Hello" name="world" */>}}
-{{< /code >}}
+```
 
-{{< code file=layouts/shortcodes/myshortcode.html >}}
+```go-html-template {file="layouts/shortcodes/myshortcode.html"}
 {{ .Params.greeting }} → Hello
 {{ .Params.name }} → world
-{{< /code >}}
+```