docs: Prepare for new sub tree

See #11925

docs/content/en/functions/go-template/or.md

@@ -1,26 +0,0 @@
----
-title: or
-description: Returns the first truthy argument. If all arguments are falsy, returns the last argument.
-categories: []
-keywords: []
-action:
-  aliases: []
-  related:
-    - functions/go-template/and
-    - functions/go-template/not
-  returnType: any
-  signatures: [or VALUE...]
----
-
-{{% include "functions/go-template/_common/truthy-falsy.md" %}}
-
-```go-html-template
-{{ or 0 1 2 }} → 1
-{{ or false "a" 1 }} → a
-{{ or 0 true "a" }} → true
-
-{{ or false "" 0 }} → 0
-{{ or 0 "" false }} → false
-```
-
-{{% include "functions/go-template/_common/text-template.md" %}}