chore(flakiness): enable flakiness dashboard on Appveyor (#4789)
chore(flakiness): enable flakiness dashboard on Appveyor (#4789)


GoogleChrome/puppeteer,GoogleChrome/puppeteer,puppeteer/puppeteer,puppeteer/puppeteer,puppeteer/puppeteer,GoogleChrome/puppeteer,puppeteer/puppeteer