add that you can override default version

Author: aninibread

src/content/changelogs/pages.yaml

@@ -9,6 +9,7 @@ entries:
     title: Updating Bun version to 1.1.33 in V2 build system
     description: |-
       * Bun version is being updated from `1.0.1` to `1.1.33` in Pages V2 build system. This is a major version change, please see details at [Bun](https://bun.sh/blog/bun-v1.1).
+      * If you wish to use a previous Bun version, you can [override default version](/pages/configuration/build-image/#overriding-default-versions).
   - publish_date: "2023-09-13"
     title: Support for D1's new storage subsystem and build error message improvements
     description: |-