### 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


ERR_FAIL_COND_V(weights_0.size() != weights_1.size(), ERR_INVALID_DATA);
				int32_t weight_8_count = JOINT_GROUP_SIZE * 2;
				weights.resize(vertex_num * weight_8_count);
				for (int32_t vertex_i = 0; vertex_i < vertex_num; vertex_i++) {
					weights.write[vertex_i * weight_8_count + 0] = weights_0[vertex_i * JOINT_GROUP_SIZE + 0];
					weights.write[vertex_i * weight_8_count + 1] = weights_0[vertex_i * JOINT_GROUP_SIZE + 1];
					weights.write[vertex_i * weight_8_count + 2] = weights_0[vertex_i * JOINT_GROUP_SIZE + 2];
					weights.write[vertex_i * weight_8_count + 3] = weights_0[vertex_i * JOINT_GROUP_SIZE + 3];
					weights.write[vertex_i * weight_8_count + 4] = weights_1[vertex_i * JOINT_GROUP_SIZE + 0];
					weights.write[vertex_i * weight_8_count + 5] = weights_1[vertex_i * JOINT_GROUP_SIZE + 1];
					weights.write[vertex_i * weight_8_count + 6] = weights_1[vertex_i * JOINT_GROUP_SIZE + 2];
					weights.write[vertex_i * weight_8_count + 7] = weights_1[vertex_i * JOINT_GROUP_SIZE + 3];
				}
				{ 
					int wc = weights.size();
					float *w = weights.ptrw();
					for (int k = 0; k < wc; k += weight_8_count) {
						float total = 0.0;
						total += w[k + 0];
						total += w[k + 1];
						total += w[k + 2];
						total += w[k + 3];
						total += w[k + 4];
						total += w[k + 5];
						total += w[k + 6];
						total += w[k + 7];
						if (total > 0.0) {
							w[k + 0] /= total;
							w[k + 1] /= total;
							w[k + 2] /= total;