### 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
ERR_FAIL_COND(!r.has("author_id"));
			ERR_FAIL_COND(!r.has("version"));
			ERR_FAIL_COND(!r.has("version_string"));
			ERR_FAIL_COND(!r.has("category_id"));
			ERR_FAIL_COND(!category_map.has(r["category_id"]));
			ERR_FAIL_COND(!r.has("cost"));
			ERR_FAIL_COND(!r.has("description"));
			ERR_FAIL_COND(!r.has("download_url"));
			ERR_FAIL_COND(!r.has("download_hash"));
			ERR_FAIL_COND(!r.has("browse_url"));
			if (description) {
				memdelete(description);
			}
			description = memnew(EditorAssetLibraryItemDescription);
			add_child(description);
			description->popup_centered();
			description->connect("confirmed", callable_mp(this, &EditorAssetLibrary::_install_asset));
			description->configure(r["title"], r["asset_id"], category_map[r["category_id"]], r["category_id"], r["author"], r["author_id"], r["cost"], r["version"], r["version_string"], r["description"], r["download_url"], r["browse_url"], r["download_hash"]);
			EditorAssetLibraryItemDownload *download_item = _get_asset_in_progress(description->get_asset_id());
			if (download_item) {
				if (download_item->can_install()) {
					description->set_ok_button_text(TTR("Install"));
					description->get_ok_button()->set_disabled(false);
				} else {
					description->set_ok_button_text(TTR("Downloading..."));
					description->get_ok_button()->set_disabled(true);
				}
			} else {
				description->set_ok_button_text(TTR("Download"));
				description->get_ok_button()->set_disabled(false);