Push React Navigation Toolbar to beta users (#4264)

* Push new navigation toolbar to beta users

GitOrigin-RevId: d5f5a9f182488ca8a46520dfdf73fbdfa44350ab

services/web/app/src/Features/Project/ProjectController.js

@@ -883,7 +883,7 @@ const ProjectController = {
               logsUISubvariant: logsUIVariant.subvariant,
               showNewNavigationUI: shouldDisplayFeature(
                 'new_navigation_ui',
-                user.alphaProgram
+                user.alphaProgram || user.betaProgram
               ),
               showNewFileViewUI: shouldDisplayFeature(
                 'new_file_view',