Bump gson from 2.8.6 to 2.8.9 in /integrations/jetty-with-websockets#31

dependabot[bot] wants to merge 1 commit intomasterenvimate/httpmate:masterfrom

dependabot/maven/integrations/jetty-with-websockets/com.google.code.gson-gson-2.8.9envimate/httpmate:dependabot/maven/integrations/jetty-with-websockets/com.google.code.gson-gson-2.8.9Copy head branch name to clipboard