fix: cli test for rails 8 (#639)

In Rails 8, route drawing is deferred. It seems the easiest fix is to
explicity reload the routes manually.

lib/honeybadger/cli/test.rb

@@ -142,6 +142,7 @@ def verify; end
         end
         CONTROLLER
 
+        ::Rails.application.try(:reload_routes_unless_loaded)
         ::Rails.application.routes.tap do |r|
           # RouteSet#disable_clear_and_finalize prevents existing routes from
           # being cleared. We'll set it back to the original value when we're