DEV: Fix template

If there is only a top level route for the admin show
for the plugin, it will not be an `index` route, it will
just be the route name itself as the top level.

assets/javascripts/discourse/admin-discourse-antivirus-plugin-route-map.js

@@ -3,6 +3,9 @@ export default {
   path: "/plugins",
 
   map() {
-    this.route("discourse-antivirus-stats", { path: "stats" });
+    this.route(
+      "discourse-antivirus-stats",
+      { path: "stats" }
+    );
   },
 };

plugin.rb

@@ -18,7 +18,7 @@ module ::DiscourseAntivirus
 
 require_relative "lib/discourse_antivirus/engine"
 
-add_admin_route("antivirus.title", "antivirus", { use_new_show_route: true })
+add_admin_route("antivirus.title", "discourse-antivirus", { use_new_show_route: true })
 
 after_initialize do
   register_reviewable_type ReviewableUpload