[Snyk] Upgrade zone.js from 0.8.18 to 0.15.1#1

bsmitches wants to merge 1 commit intomasterCOG-GTM/testing-angular-applications:masterfrom

snyk-upgrade-fee05991682d7a90b02d3daab0f9744aCOG-GTM/testing-angular-applications:snyk-upgrade-fee05991682d7a90b02d3daab0f9744aCopy head branch name to clipboard