### Godot version

4.2.dev3

### System information

Godot v4.2.dev3 - Arch Linux #0~20230811.g489fabdc SMP PREEMPT_DYNAMIC Sat Aug 12 02:04:20 UT - X11 - Vulkan (Forward+) - dedicated NVIDIA GeForce GTX 1650 (nvidia; 535.98) - Intel(R) Core(TM) i5-9300H CPU @ 2.40GHz (8 Threads)

### Issue description

After turning on 2d hdr and font msdf at the same time, there is a problem with ui text rendering.

2d hdr off:
![图片](https://github.com/godotengine/godot/assets/52148221/37074fde-a0ce-4d3f-8bfc-dcf3f910cb12)
2d hdr on:
![图片](https://github.com/godotengine/godot/assets/52148221/b858899c-e08f-4bac-b0d6-4385d9a46114)


### Steps to reproduce

1. Open msdf for default font or custom font.
2. Turn on 2d hdr.
3. Add a Label node and enter text, the text rendering is destroyed.

### Minimal reproduction project

N/A
vwptr[i * 12 + 4] = lr[i * 2 + 1].y;
				vwptr[i * 12 + 5] = POLY_HEIGHT;
				vwptr[i * 12 + 6] = lr[i * 2 + 1].x;
				vwptr[i * 12 + 7] = lr[i * 2 + 1].y;
				vwptr[i * 12 + 8] = -POLY_HEIGHT;
				vwptr[i * 12 + 9] = lr[i * 2 + 0].x;
				vwptr[i * 12 + 10] = lr[i * 2 + 0].y;
				vwptr[i * 12 + 11] = -POLY_HEIGHT;
				iwptr[i * 6 + 0] = i * 4 + 0;
				iwptr[i * 6 + 1] = i * 4 + 1;
				iwptr[i * 6 + 2] = i * 4 + 2;
				iwptr[i * 6 + 3] = i * 4 + 2;
				iwptr[i * 6 + 4] = i * 4 + 3;
				iwptr[i * 6 + 5] = i * 4 + 0;
			}
		}
		
		if (oc->vertex_array.is_null()) {
			
			
			
			oc->vertex_buffer = RD::get_singleton()->vertex_buffer_create(lc * 6 * sizeof(real_t), geometry);
			Vector<RID> buffer;
			buffer.push_back(oc->vertex_buffer);
			oc->vertex_array = RD::get_singleton()->vertex_array_create(4 * lc / 2, shadow_render.vertex_format, buffer);
			
			oc->index_buffer = RD::get_singleton()->index_buffer_create(3 * lc, RD::INDEX_BUFFER_FORMAT_UINT16, indices);
			oc->index_array = RD::get_singleton()->index_array_create(oc->index_buffer, 0, 3 * lc);
		} else {