### Godot version

Godot 4 beta 10

### System information

Windows 10, mobile mode

### Issue description

You can give a node a blank name by deleting its name and press enter
![image](https://user-images.githubusercontent.com/94725241/210934227-a3b42f81-f152-470e-be6f-645321b9060e.png)


### Steps to reproduce

1. Create any node
2. Double click it, you should now be able to rename it
3. Backspace, than enter
4. You got a node with no name

### Minimal reproduction project

N/A
bool is_pinned = AnimationPlayerEditor::get_singleton()->get_player() == p_node && AnimationPlayerEditor::get_singleton()->is_pinned();
			if (is_pinned) {
				item->add_button(0, get_theme_icon(SNAME("Pin"), SNAME("EditorIcons")), BUTTON_PIN, false, TTR("AnimationPlayer is pinned.\nClick to unpin."));
			}
		}
	}
	if (editor_selection) {
		if (editor_selection->is_selected(p_node)) {
			item->select(0);
		}
	}
	if (selected == p_node) {
		if (!editor_selection) {
			item->select(0);
		}
		item->set_as_cursor(0);
	}
	for (int i = 0; i < p_node->get_child_count(); i++) {
		_add_nodes(p_node->get_child(i), item);
	}
	if (valid_types.size()) {
		bool valid = false;
		for (const StringName &E : valid_types) {
			if (p_node->is_class(E) ||
					EditorNode::get_singleton()->is_object_of_custom_type(p_node, E)) {
				valid = true;
				break;
			}
		}
		if (!valid) {