Function cmsis_pack::update::update

pub fn update<I, P, D>(
    config: &D, 
    vidx_list: I, 
    progress: P
) -> Result<Vec<PathBuf>, Error> where
    I: IntoIterator<Item = String>,
    P: DownloadProgress,
    D: DownloadConfig, 

Flatten a list of Vidx Urls into a list of updated CMSIS packs