### 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
for (int j = 0; j <= base_size - si.size.width; j++) {
					int height = 0;
					for (int k = 0; k < si.size.width; k++) {
						int h = v_offsets[k + j];
						if (h > height) {
							height = h;
							if (height > best_height) {
								break; 
							}
						}
					}
					if (height < best_height) {
						best_height = height;
						best_idx = j;
					}
				}
				
				for (int k = 0; k < si.size.width; k++) {
					v_offsets[k + best_idx] = best_height + si.size.height;
				}
				si.pos.x = best_idx;
				si.pos.y = best_height;
				if (si.pos.y + si.size.height > max_height) {
					max_height = si.pos.y + si.size.height;
				}
			}
			if (max_height <= base_size * 2) {
				atlas_height = max_height;
				break; 
			}