Bump rexml from 3.4.0 to 3.4.2 in /omnibus#3326

dependabot[bot] wants to merge 1 commit intomainchef/supermarket:mainfrom

dependabot/bundler/omnibus/rexml-3.4.2chef/supermarket:dependabot/bundler/omnibus/rexml-3.4.2Copy head branch name to clipboard