Bump generator-aspnetcore-spa version to 0.8.0 for release
Bump generator-aspnetcore-spa version to 0.8.0 for release

aspnet/AspNetCore,aspnet/AspNetCore,aspnet/AspNetCore,aspnet/AspNetCore,aspnet/AspNetCore,aspnet/AspNetCore,aspnet/AspNetCore,aspnet/AspNetCore,aspnet/AspNetCore