### Godot version

v4.1.1.stable.official [bd6af8e0e]

### System information

Godot v4.1.1.stable - Windows 10.0.22621 - Vulkan (Forward+) - dedicated NVIDIA GeForce GTX 1080 Ti (NVIDIA; 31.0.15.3667) - AMD Ryzen 9 7900X 12-Core Processor (24 Threads)

### Issue description

This [addon](https://godotengine.org/asset-library/asset/1989) is shown as empty when downloaded via the editor. If downloading from the website everything works fine and there is content in the zip file.
![image](https://github.com/godotengine/godot/assets/10883690/259f114a-6ac0-4dd2-b71f-75c35d91ba85)

The asset uses `Custom` as repository host, linking with URL to `https://github.com/kenyoni-software/godot-addons/releases/download/hide_private_properties-1.0.1/hide_private_properties-1_0_1.zip`

### Steps to reproduce

Go to the Asset Lib and download [Hide Private Properties](https://godotengine.org/asset-library/asset/1989).

### Minimal reproduction project

N/A
ClassDB::bind_method("set_image", &EditorAssetLibraryItem::set_image);
	ADD_SIGNAL(MethodInfo("asset_selected"));
	ADD_SIGNAL(MethodInfo("category_selected"));
	ADD_SIGNAL(MethodInfo("author_selected"));
}
EditorAssetLibraryItem::EditorAssetLibraryItem() {
	Ref<StyleBoxEmpty> border;
	border.instantiate();
	border->set_content_margin_all(5 * EDSCALE);
	add_theme_style_override("panel", border);
	HBoxContainer *hb = memnew(HBoxContainer);
	
	hb->add_theme_constant_override("separation", 15 * EDSCALE);
	add_child(hb);
	icon = memnew(TextureButton);
	icon->set_custom_minimum_size(Size2(64, 64) * EDSCALE);
	icon->set_default_cursor_shape(CURSOR_POINTING_HAND);
	icon->connect("pressed", callable_mp(this, &EditorAssetLibraryItem::_asset_clicked));
	hb->add_child(icon);
	VBoxContainer *vb = memnew(VBoxContainer);
	hb->add_child(vb);
	vb->set_h_size_flags(Control::SIZE_EXPAND_FILL);
	title = memnew(LinkButton);
	title->set_underline_mode(LinkButton::UNDERLINE_MODE_ON_HOVER);
	title->connect("pressed", callable_mp(this, &EditorAssetLibraryItem::_asset_clicked));
	vb->add_child(title);
	category = memnew(LinkButton);
	category->set_underline_mode(LinkButton::UNDERLINE_MODE_ON_HOVER);