docs: Prepare for new sub tree

See #11925

docs/content/en/functions/strings/Replace.md

@@ -1,26 +0,0 @@
----
-title: strings.Replace
-description: Returns a copy of INPUT, replacing all occurrences of OLD with NEW.
-categories: []
-keywords: []
-action:
-  aliases: [replace]
-  related:
-    - functions/strings/FindRE
-    - functions/strings/FindRESubmatch
-    - functions/strings/ReplaceRE
-  returnType: string
-  signatures: ['strings.Replace INPUT OLD NEW [LIMIT]']
-aliases: [/functions/replace]
----
-
-```go-html-template
-{{ $s := "Batman and Robin" }}
-{{ replace $s "Robin" "Catwoman" }} → Batman and Catwoman
-```
-
-Limit the number of replacements using the `LIMIT` argument:
-
-```go-html-template
-{{ replace "aabbaabb" "a" "z" 2 }} → zzbbaabb
-```