It symbolizes that Andy no longer needs toys when he grows up. Instead of collecting them in the attic, donate them to someone who can take care of them.
It means that Andy no longer needs toys when he grows up. It's better to donate them to someone who can take care of them than to keep them in the attic.<br>
It's a sign that Andy doesn't need toys anymore when he grows up, and instead of putting them in the attic, he donates them to someone who will take care of them.