[Snyk] Security upgrade ubuntu from xenial to xenial-20210114#21

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

snyk-fix-b480978b430568db3a23b6aa27decf4binteI-cloud/mesos:snyk-fix-b480978b430568db3a23b6aa27decf4bCopy head branch name to clipboard