[Snyk] Upgrade systemjs from 0.19.47 to 0.21.6#3

hartmutobendorf wants to merge 1 commit into

masterhartmutobendorf/angular2-seed:masterfrom

snyk-upgrade-34fef9dc984a68bfdbe0c240d4ab8791hartmutobendorf/angular2-seed:snyk-upgrade-34fef9dc984a68bfdbe0c240d4ab8791Copy head branch name to clipboard