Bump jetty-server from 9.4.8.v20171121 to 9.4.17.v20190418#1

dependabot[bot] wants to merge 1 commit intomasterGreastate/java-base:masterfrom

dependabot/maven/org.eclipse.jetty-jetty-server-9.4.17.v20190418Greastate/java-base:dependabot/maven/org.eclipse.jetty-jetty-server-9.4.17.v20190418Copy head branch name to clipboard