use ltrim php native function

Author: pxpm

src/app/Library/CrudPanel/CrudPanel.php

@@ -180,9 +180,7 @@ public function getSqlDriverList()
      */
     public function setRoute($route)
     {
-        $this->route = Str::of($route)->whenStartsWith('/', function ($string) {
-            return Str::after($string, '/');
-        });
+        $this->route = ltrim($route, '/');
     }
 
     /**
@@ -196,6 +194,8 @@ public function setRoute($route)
      */
     public function setRouteName($route, $parameters = [])
     {
+        $route = ltrim($route, '.');
+
         $complete_route = $route.'.index';
 
         if (! \Route::has($complete_route)) {