### 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
Texture *tex = texture_owner.get_or_null(p_texture);
	ERR_FAIL_COND(!tex);
	ERR_FAIL_COND(tex->proxy_to.is_valid()); 
	Texture *by_tex = texture_owner.get_or_null(p_by_texture);
	ERR_FAIL_COND(!by_tex);
	ERR_FAIL_COND(by_tex->proxy_to.is_valid()); 
	if (tex == by_tex) {
		return;
	}
	if (tex->rd_texture_srgb.is_valid()) {
		RD::get_singleton()->free(tex->rd_texture_srgb);
	}
	RD::get_singleton()->free(tex->rd_texture);
	if (tex->canvas_texture) {
		memdelete(tex->canvas_texture);
		tex->canvas_texture = nullptr;
	}