Bump undertow-core from 1.1.8.Final to 2.1.6.Final in /containers/sip-servlets-as8-drop-in/jboss-as-restcomm#398

dependabot[bot] wants to merge 1 commit intomasterRestComm/sip-servlets:masterfrom

dependabot/maven/containers/sip-servlets-as8-drop-in/jboss-as-restcomm/io.undertow-undertow-core-2.1.6.FinalRestComm/sip-servlets:dependabot/maven/containers/sip-servlets-as8-drop-in/jboss-as-restcomm/io.undertow-undertow-core-2.1.6.FinalCopy head branch name to clipboard