[Snyk] Security upgrade tornado from 4.5.3 to 6.4.2#77

qmutz wants to merge 1 commit intomasterinteI-cloud/istio:masterfrom

snyk-fix-669c1cc29bdcd62fbe74ae58d4bd638dinteI-cloud/istio:snyk-fix-669c1cc29bdcd62fbe74ae58d4bd638dCopy head branch name to clipboard