Merge commit '9b0050e9aabe4be65c78ccf292a348f309d50ccd' as 'docs'

```
git subtree add --prefix=docs/ https://github.com/gohugoio/hugoDocs.git master --squash
```

Closes #11925

docs/content/en/methods/duration/Truncate.md

@@ -0,0 +1,21 @@
+---
+title: Truncate
+description: Returns the result of rounding DURATION1 toward zero to a multiple of DURATION2.
+categories: []
+keywords: []
+action:
+  related:
+  related:
+    - functions/time/Duration
+    - functions/time/ParseDuration
+  returnType: time.Duration
+  signatures: [DURATION1.Truncate DURATION2]
+---
+
+```go-html-template
+{{ $d = time.ParseDuration "3.5h2.5m1.5s" }}
+
+{{ $d.Truncate (time.ParseDuration "2h") }} → 2h0m0s
+{{ $d.Truncate (time.ParseDuration "3m") }} → 3h30m0s
+{{ $d.Truncate (time.ParseDuration "4s") }} → 3h32m28s
+```