### 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
// Default clip children shader.
shader_type canvas_item;
render_mode unshaded;
uniform sampler2D screen_texture : hint_screen_texture, repeat_disable, filter_nearest;
void fragment() {
	vec4 c = textureLod(screen_texture, SCREEN_UV, 0.0);
	COLOR.rgb = c.rgb;
}
)");
		default_clip_children_material = material_storage->material_allocate();
		material_storage->material_initialize(default_clip_children_material);
		material_storage->material_set_shader(default_clip_children_material, default_clip_children_shader);
	}
	static_assert(sizeof(PushConstant) == 128);
}
bool RendererCanvasRenderRD::free(RID p_rid) {
	if (canvas_light_owner.owns(p_rid)) {
		CanvasLight *cl = canvas_light_owner.get_or_null(p_rid);
		ERR_FAIL_COND_V(!cl, false);
		light_set_use_shadow(p_rid, false);
		canvas_light_owner.free(p_rid);
	} else if (occluder_polygon_owner.owns(p_rid)) {
		occluder_polygon_set_shape(p_rid, Vector<Vector2>(), false);
		occluder_polygon_owner.free(p_rid);
	} else {
		return false;
	}
	return true;
}
void RendererCanvasRenderRD::set_shadow_texture_size(int p_size) {