Mention raising on duplicate IDs in the CHANGELOG

CHANGELOG.md

@@ -115,6 +115,7 @@ generated user module:
 ## 1.0.1 (2024-12-13)
 
 ### Bug fixes
+* Raise when duplicate DOM IDs are found when rendering a LiveView during tests to avoid undefined behaviour
 * Fix live session verification causing logged errors, push_patch failures, and failed mounts when a cold deploy occurs
 
 ## 1.0.0 (2024-12-03) 🚀
@@ -1849,4 +1850,4 @@ let liveSocket = new LiveSocket("/live", Socket, {...})
   - Add control over the DOM patching via `phx-update`, which can be set to `"replace"`, `"append"`, `"prepend"` or `"ignore"`
 
 ### Backwards incompatible changes
-  - `phx-ignore` was renamed to `phx-update="ignore"`
+  - `phx-ignore` was renamed to `phx-update="ignore"`