手动下载安装包
https://github.com/electron-userland/electron-builder-binaries/releases/tag/winCodeSign-2.6.0
放入目录：
macOS: ~/Library/Caches/electron-builder Linux: ~/.cache/electron-builder windows: %LOCALAPPDATA%\electron-builder\cache
打包成安装包错误，下载不来winCodeSign,或者下载很慢
原文：https://www.cnblogs.com/GarsonZhang/p/13976946.html