[Snyk] Security upgrade rack from 1.6.4 to 2.0.9.3#9

ppradnesh wants to merge 1 commit intomasterppradnesh/ruby-ex:masterfrom

snyk-fix-e8230cf2f6d3684b565df023c7818e5eppradnesh/ruby-ex:snyk-fix-e8230cf2f6d3684b565df023c7818e5eCopy head branch name to clipboard