### 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


for (int32_t value_i = 0; value_i < key_count; value_i++) {
						weight.values.write[value_i] = animation->track_get_key_value(shape_track_i, value_i);
					}
					track.weight_tracks.push_back(weight);
				}
				tracks[mesh_index] = track;
			}
		} else if (String(orig_track_path).contains(":")) {
			
			const Vector<String> node_suffix = String(orig_track_path).split(":");
			const String node = node_suffix[0];
			const NodePath node_path = node;
			const String suffix = node_suffix[1];
			Node *godot_node = p_animation_player->get_parent()->get_node_or_null(node_path);
			Skeleton3D *skeleton = nullptr;
			GLTFSkeletonIndex skeleton_gltf_i = -1;
			for (GLTFSkeletonIndex skeleton_i = 0; skeleton_i < p_state->skeletons.size(); skeleton_i++) {
				if (p_state->skeletons[skeleton_i]->godot_skeleton == cast_to<Skeleton3D>(godot_node)) {
					skeleton = p_state->skeletons[skeleton_i]->godot_skeleton;
					skeleton_gltf_i = skeleton_i;
					ERR_CONTINUE(!skeleton);
					Ref<GLTFSkeleton> skeleton_gltf = p_state->skeletons[skeleton_gltf_i];
					int32_t bone = skeleton->find_bone(suffix);
					ERR_CONTINUE(bone == -1);
					if (!skeleton_gltf->godot_bone_node.has(bone)) {
						continue;
					}
					GLTFNodeIndex node_i = skeleton_gltf->godot_bone_node[bone];
					HashMap<int, GLTFAnimation::Track>::Iterator property_track_i = gltf_animation->get_tracks().find(node_i);
					GLTFAnimation::Track track;