Bump xstream from 1.3.1 to 1.4.17 in /rm-skeleton#69

dependabot[bot] wants to merge 1 commit intomasteropenEHR/java-libs:masterfrom

dependabot/maven/rm-skeleton/com.thoughtworks.xstream-xstream-1.4.17openEHR/java-libs:dependabot/maven/rm-skeleton/com.thoughtworks.xstream-xstream-1.4.17Copy head branch name to clipboard