vscode国内镜像

https://az764295.vo.msecnd.net/stable/c185983a683d14c396952dd432459097bc7f757f/VSCodeSetup-x64-1.55.0.exe

替换成 https://vscode.cdn.azure.cn/stable/c185983a683d14c396952dd432459097bc7f757f/VSCodeSetup-x64-1.55.0.exe
vscode.cdn.azure.cn关键在这里