chore(java-agent): added a fix to the release notes

Author: meiao

src/content/docs/release-notes/agent-release-notes/java-release-notes/java-agent-8160.mdx

@@ -49,6 +49,8 @@ security: []
 
 * Use WeakReference HttpUrlConnection instrumentation [2082](https://github.com/newrelic/newrelic-java-agent/pull/2082)
 
+* Fix a bug where Jetty 12 would not properly link distributed traces [2140](https://github.com/newrelic/newrelic-java-agent/pull/2140)
+
 * Update to JFR daemon 1.13.0 [2129](https://github.com/newrelic/newrelic-java-agent/pull/2129)
 <br/>This update changes the HTTP client used, which caused problems with some proxies.