### 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 (!p_state->json.has("cameras")) {
		return OK;
	}
	const Array cameras = p_state->json["cameras"];
	for (GLTFCameraIndex i = 0; i < cameras.size(); i++) {
		p_state->cameras.push_back(GLTFCamera::from_dictionary(cameras[i]));
	}
	print_verbose("glTF: Total cameras: " + itos(p_state->cameras.size()));
	return OK;
}
String GLTFDocument::interpolation_to_string(const GLTFAnimation::Interpolation p_interp) {