docs: edit /register* to register*

Author: datamweb

docs/install.md

@@ -150,7 +150,7 @@ If you want to limit all routes (e.g. `localhost:8080/admin`, `localhost:8080/pa
 
 ```php
 public $filters = [
-    'session' => ['except' => ['login*', '/register*']],
+    'session' => ['except' => ['login*', 'register*']],
 ];
 ```