[Snyk] Security upgrade ubuntu from xenial to xenial-20210416#2

snyk-bot wants to merge 1 commit intomasteriackov/phalcon-php7:masterfrom

snyk-fix-d3222834b0dbbb4056b82ac8d3e78b9fiackov/phalcon-php7:snyk-fix-d3222834b0dbbb4056b82ac8d3e78b9fCopy head branch name to clipboard