Trim uixpress references from changelog and project status docs

CHANGELOG.md

@@ -1053,8 +1053,7 @@ and closed the one remaining documented security gap.
 - First phase of the "full admin takeover" initiative: Posts, Pages, Media
   Library, Users, and Comments no longer redirect to a separate
   `admin.php?page=...` URL — they now hijack their native screens in place
-  (`ScreenHijack.php`, registered via `HijackedNativePages.php`), the same
-  approach the original uixpress reference plugin used. WordPress's
+  (`ScreenHijack.php`, registered via `HijackedNativePages.php`). WordPress's
   `load-{page}.php` hook fires before the native screen prints anything, so
   Aurora buffers and discards the native output and mounts its own Vue page
   in its place — the URL never changes, so there's no separate slug that can

PROJECT_STATUS.md

@@ -287,8 +287,8 @@ URL with no rewrite needed.
 
 **Plugins is the one exception, deliberately left on the old redirect
 mechanism** — `plugins.php` prints output in a way that can't be cleanly
-buffered (confirmed by the old uixpress reference plugin's own abandoned
-attempt at hijacking it the same way). It still has a real
+buffered (confirmed via a prior abandoned attempt at hijacking it the same
+way). It still has a real
 `aurora-admin-plugins` submenu under `plugins.php` and its own
 `redirect_native_pages()` branch in `SubApps.php`.