### Godot version

3b086aa06

### System information

ArchLinux x11

### Issue description

```gdscript
extends Node

@export_group("My Properties")
@export var number = 3
@export var string = ""

@export_group("Prefixed Properties", "prefix_")
@export var prefix_number = 3
@export var prefix_string = ""

@export_group("", "")
@export var ungrouped_number = 3
```

![image](https://user-images.githubusercontent.com/70787919/214983963-528c415b-745b-47fc-9777-36ebe31a3060.png)


### Steps to reproduce

- create script
- @export_group
- go inspector

### Minimal reproduction project

‮
if (locals_indices.has(p_name)) {
		return true;
	}
	if (parent_block != nullptr) {
		return parent_block->has_local(p_name);
	}
	return false;
}
const GDScriptParser::SuiteNode::Local &GDScriptParser::SuiteNode::get_local(const StringName &p_name) const {
	if (locals_indices.has(p_name)) {
		return locals[locals_indices[p_name]];
	}
	if (parent_block != nullptr) {
		return parent_block->get_local(p_name);
	}
	return empty;
}
bool GDScriptParser::AnnotationNode::apply(GDScriptParser *p_this, Node *p_target) const {