### 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
request = memnew(HTTPRequest);
	add_child(request);
	setup_http_request(request);
	request->connect("request_completed", callable_mp(this, &EditorAssetLibrary::_http_request_completed));
	last_queue_id = 0;
	library_vb->add_theme_constant_override("separation", 20 * EDSCALE);
	error_hb = memnew(HBoxContainer);
	library_main->add_child(error_hb);
	error_label = memnew(Label);
	error_hb->add_child(error_label);
	error_tr = memnew(TextureRect);
	error_tr->set_v_size_flags(Control::SIZE_SHRINK_CENTER);
	error_hb->add_child(error_tr);
	description = nullptr;
	set_process(true);
	set_process_shortcut_input(true); 
	downloads_scroll = memnew(ScrollContainer);
	downloads_scroll->set_vertical_scroll_mode(ScrollContainer::SCROLL_MODE_DISABLED);
	library_main->add_child(downloads_scroll);
	downloads_hb = memnew(HBoxContainer);
	downloads_scroll->add_child(downloads_hb);
	asset_open = memnew(EditorFileDialog);
	asset_open->set_access(EditorFileDialog::ACCESS_FILESYSTEM);
	asset_open->add_filter("*.zip", TTR("Assets ZIP File"));
	asset_open->set_file_mode(EditorFileDialog::FILE_MODE_OPEN_FILE);
	add_child(asset_open);
	asset_open->connect("file_selected", callable_mp(this, &EditorAssetLibrary::_asset_file_selected));
	asset_installer = nullptr;
}
bool AssetLibraryEditorPlugin::is_available() {