Update upgrade.md

Author: taylorotwell

upgrade.md

@@ -232,7 +232,7 @@ In addition, if you are manually implementing the `Illuminate\Contracts\Translat
 
 The `Lang::get` and `Lang::getFromJson` methods have been consolidated. Calls to the `Lang::getFromJson` method should be updated to call `Lang::get`.
 
-> {note} You should run `php artisan view:clear` to avoid Blade errors related to the removal of `Lang::transChoice`, `Lang::trans` and `Lang::getFromJson`.
+> {note} You should run the `php artisan view:clear` Artisan command to avoid Blade errors related to the removal of `Lang::transChoice`, `Lang::trans`, and `Lang::getFromJson`.
 
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