Update module.properties

Author: jjohannes

src/main/resources/org/gradlex/javamodule/dependencies/unique_modules.properties

@@ -6784,6 +6784,7 @@ org.opendaylight.netconf.common=org.opendaylight.netconf:netconf-common
 org.opendaylight.netconf.common.mdsal=org.opendaylight.netconf:netconf-common-mdsal
 org.opendaylight.netconf.databind=org.opendaylight.netconf:databind
 org.opendaylight.netconf.dom.api=org.opendaylight.netconf:netconf-dom-api
+org.opendaylight.netconf.rfc8639=org.opendaylight.netconf:rfc8639-impl
 org.opendaylight.netconf.sal.remote.impl=org.opendaylight.netconf:sal-remote-impl
 org.opendaylight.netconf.transport.api=org.opendaylight.netconf:transport-api
 org.opendaylight.netconf.transport.ssh=org.opendaylight.netconf:transport-ssh