minor fixes

1-js/07-object-properties/02-property-accessors/article.md

@@ -94,11 +94,7 @@ alert(user.name); // Alice
 alert(user.surname); // Cooper
 ```
 
-As the result, we have a "virtual" property `fullName`. It is readable and writable, but in fact does not exist.
-
-```smart header="No way to handle `delete`"
-There's no similar method to handle deletion of an accessor property. Only getter/setter methods may exist.
-```
+As the result, we have a "virtual" property `fullName`. It is readable and writable.
 
 ## Accessor descriptors