Fix double specification of basePath

docs/guide/structure-assets.md

@@ -310,7 +310,7 @@ automatically by the [[yii\web\AssetManager|asset manager]].
 
 By default, assets are published to the folder `@webroot/assets` which corresponds to the URL `@web/assets`.
 You may customize this location by configuring the [[yii\web\AssetManager::basePath|basePath]] and
-[[yii\web\AssetManager::basePath|basePath]] properties.
+[[yii\web\AssetManager::baseUrl|baseUrl]] properties.
 
 Instead of publishing assets by file copying, you may consider using symbolic links, if your OS and Web server allow.
 This feature can be enabled by setting [[yii\web\AssetManager::linkAssets|linkAssets]] to be true.