Bugfix: cannot set other content "as default page" after first import

Author: cklei-carly

src/Observers/ContentObserver.php

@@ -46,15 +46,6 @@ public function created($model)
      * @return void
      */
     public function saving($model)
-    {
-        $this->clearCached();
-    }
-
-    /**
-     * @param  Content&Model  $model
-     * @return void
-     */
-    public function updating($model)
     {
         // Set "is_default" of other content as false if this model is changing to "default"
         if ($model->isDirty(['is_default']) && $model->is_default) {
@@ -64,6 +55,8 @@ public function updating($model)
                 $item->save();
             });
         }
+
+        $this->clearCached();
     }
 
     /**