Merge pull request #317 from codesandbox/latency-preview-hosts

fix: add cache latency info

Author: christianalfoni

packages/projects-docs/pages/sdk/preview-api-access.mdx

@@ -20,3 +20,7 @@ $ csb preview-hosts clear
 ```
 
 The `:host` is a JavaScript RegEx. So you can set your host as: `"my-project-.*-.*.vercel.app"` for example (Note the quotes).
+
+<Callout type="info">
+**Cache Latency**: Trusted preview hosts have a cache latency of 5 minutes. Changes to the trusted host configuration may take up to 5 minutes to propagate.
+</Callout>