Bump xstream from 1.3.1 to 1.4.6 in /stompjms-client#30

dependabot[bot] wants to merge 1 commit intomasterfusesource/stompjms:masterfrom

dependabot/maven/stompjms-client/com.thoughtworks.xstream-xstream-1.4.6fusesource/stompjms:dependabot/maven/stompjms-client/com.thoughtworks.xstream-xstream-1.4.6Copy head branch name to clipboard