### Godot version

4.0 dev Beta 10

### System information

MacBook Pro M1 Max

### Issue description

After I imported font.ttf file and move it from one folder to another under ://res godot suddenly crashed, and it still crashes after restart.

### Steps to reproduce

Import some font.ttf file and try to move into different folder

### Minimal reproduction project

N/A
const ShapedTextDataFallback *sd = shaped_owner.get_or_null(p_shaped);
	ERR_FAIL_COND_V(!sd, Rect2());
	MutexLock lock(sd->mutex);
	ERR_FAIL_COND_V(!sd->objects.has(p_key), Rect2());
	if (!sd->valid) {
		const_cast<TextServerFallback *>(this)->_shaped_text_shape(p_shaped);
	}
	return sd->objects[p_key].rect;
}
Size2 TextServerFallback::_shaped_text_get_size(const RID &p_shaped) const {
	const ShapedTextDataFallback *sd = shaped_owner.get_or_null(p_shaped);
	ERR_FAIL_COND_V(!sd, Size2());
	MutexLock lock(sd->mutex);
	if (!sd->valid) {
		const_cast<TextServerFallback *>(this)->_shaped_text_shape(p_shaped);
	}
	if (sd->orientation == TextServer::ORIENTATION_HORIZONTAL) {
		return Size2(sd->width, sd->ascent + sd->descent + sd->extra_spacing[SPACING_TOP] + sd->extra_spacing[SPACING_BOTTOM]).ceil();
	} else {
		return Size2(sd->ascent + sd->descent + sd->extra_spacing[SPACING_TOP] + sd->extra_spacing[SPACING_BOTTOM], sd->width).ceil();
	}
}
double TextServerFallback::_shaped_text_get_ascent(const RID &p_shaped) const {