### Godot version

0810ecaafdbee3ea747219e6ab3a8de5d2216a09

### System information

Windows 11, Nvidia 3000, firefox

### Issue description

Exporting the gltf file is corrupt in blender.

### Steps to reproduce

1. Open project.
2. Export as glb
3. Open in blender
4. Blender display many warnings

![image](https://user-images.githubusercontent.com/32321/216740742-de662c5c-f5c3-44b5-a36e-8ad33defdbba.png)


### Minimal reproduction project

https://cdn.discordapp.com/attachments/598003845657788438/1071249610896580691/Test_Game_Project.zip


if (r_state == Ref<GLTFState>()) {
		r_state.instantiate();
	}
	r_state->filename = p_path.get_file().get_basename();
	r_state->use_named_skin_binds = p_flags & GLTF_IMPORT_USE_NAMED_SKIN_BINDS;
	r_state->discard_meshes_and_materials = p_flags & GLTF_IMPORT_DISCARD_MESHES_AND_MATERIALS;
	Error err;
	Ref<FileAccess> file = FileAccess::open(p_path, FileAccess::READ, &err);
	ERR_FAIL_COND_V(err != OK, ERR_FILE_CANT_OPEN);
	ERR_FAIL_NULL_V(file, ERR_FILE_CANT_OPEN);
	String base_path = p_base_path;
	if (base_path.is_empty()) {
		base_path = p_path.get_base_dir();
	}
	r_state->base_path = base_path;
	err = _parse(r_state, base_path, file);
	ERR_FAIL_COND_V(err != OK, err);
	for (Ref<GLTFDocumentExtension> ext : document_extensions) {
		ERR_CONTINUE(ext.is_null());
		err = ext->import_post_parse(r_state);
		ERR_FAIL_COND_V(err != OK, err);
	}
	return OK;
}
Error GLTFDocument::_parse_gltf_extensions(Ref<GLTFState> p_state) {