minor #18423 [VarExporter] Updating class name of lazy ghost interface (Leannapelham)

This PR was submitted for the 6.3 branch but it was merged into the 6.2 branch instead.

Discussion
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[VarExporter] Updating class name of lazy ghost interface

Hi!

I believe this is the actual class - https://github.com/symfony/symfony/blob/6.4/src/Symfony/Component/VarExporter/LazyObjectInterface.php

Cheers!

Commits
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0393507 Updating class name of lazy ghost interface

Author: javiereguiluz

service_container/lazy_services.rst

@@ -86,7 +86,7 @@ itself when being accessed for the first time). The same happens when calling
 To check if your lazy service works you can check the interface of the received object::
 
     dump(class_implements($service));
-    // the output should include "Symfony\Component\VarExporter\LazyGhostObjectInterface"
+    // the output should include "Symfony\Component\VarExporter\ObjectInterface"
 
 You can also configure your service's laziness thanks to the
 :class:`Symfony\\Component\\DependencyInjection\\Attribute\\Autoconfigure` attribute.