Review `@Disabled` tests in `ee9`

**Jetty version(s)**
jetty-12.1.x

- [ ] jetty-ee9/jetty-ee9-tests/jetty-ee9-test-cdi/src/test/java/org/eclipse/jetty/ee9/cdi/tests/websocket/JettyWebSocketCdiTest.java
- [ ] jetty-ee9/jetty-ee9-tests/jetty-ee9-test-cdi/src/test/java/org/eclipse/jetty/ee9/cdi/tests/websocket/JavaxWebSocketCdiTest.java
- [ ] jetty-ee9/jetty-ee9-tests/jetty-ee9-test-sessions/jetty-ee9-test-sessions-common/src/test/java/org/eclipse/jetty/ee9/session/AsyncTest.java
- [ ] jetty-ee9/jetty-ee9-tests/jetty-ee9-test-client-transports/src/test/java/org/eclipse/jetty/ee9/test/client/transport/AsyncIOServletTest.java
- [ ] jetty-ee9/jetty-ee9-tests/jetty-ee9-test-client-transports/src/test/java/org/eclipse/jetty/ee9/test/client/transport/VirtualThreadsTest.java
- [ ] jetty-ee9/jetty-ee9-tests/jetty-ee9-test-client-transports/src/test/java/org/eclipse/jetty/ee9/test/client/transport/BlockedIOTest.java
- [ ] jetty-ee9/jetty-ee9-tests/jetty-ee9-test-client-transports/src/test/java/org/eclipse/jetty/ee9/test/client/transport/ServerTimeoutsTest.java
- [ ] jetty-ee9/jetty-ee9-tests/jetty-ee9-test-integration/src/test/java/org/eclipse/jetty/ee9/test/HttpInputInterceptorTest.java
- [ ] jetty-ee9/jetty-ee9-tests/jetty-ee9-test-integration/src/test/java/org/eclipse/jetty/ee9/test/rfcs/RFC2616BaseTest.java
- [ ] jetty-ee9/jetty-ee9-websocket/jetty-ee9-websocket-jakarta-tests/src/test/java/org/eclipse/jetty/ee9/websocket/jakarta/tests/server/DeploymentTest.java
- [ ] jetty-ee9/jetty-ee9-websocket/jetty-ee9-websocket-jetty-tests/src/test/java/org/eclipse/jetty/ee9/websocket/tests/WebSocketOverHTTP2Test.java
- [ ] jetty-ee9/jetty-ee9-websocket/jetty-ee9-websocket-jetty-tests/src/test/java/org/eclipse/jetty/ee9/websocket/tests/JettyClientClassLoaderTest.java
- [ ] jetty-ee9/jetty-ee9-webapp/src/test/java/org/eclipse/jetty/ee9/webapp/HugeResourceTest.java
- [x] jetty-ee9/jetty-ee9-webapp/src/test/java/org/eclipse/jetty/ee9/webapp/WebAppContextTest.java
- [x] jetty-ee9/jetty-ee9-nested/src/test/java/org/eclipse/jetty/ee9/nested/ErrorHandlerTest.java
- [x] jetty-ee9/jetty-ee9-nested/src/test/java/org/eclipse/jetty/ee9/nested/ResponseTest.java
- [x] jetty-ee9/jetty-ee9-nested/src/test/java/org/eclipse/jetty/ee9/nested/BlockingTest.java
- [ ] jetty-ee9/jetty-ee9-nested/src/test/java/org/eclipse/jetty/ee9/nested/AsyncRequestReadTest.java
- [ ] jetty-ee9/jetty-ee9-demos/jetty-ee9-demo-embedded/src/test/java/org/eclipse/jetty/ee9/demos/LikeJettyXmlTest.java
- [ ] jetty-ee9/jetty-ee9-demos/jetty-ee9-demo-embedded/src/test/java/org/eclipse/jetty/ee9/demos/JarServerTest.java
- [ ] jetty-ee9/jetty-ee9-servlets/src/test/java/org/eclipse/jetty/ee9/servlets/GzipDefaultServletTest.java
- [ ] jetty-ee9/jetty-ee9-servlets/src/test/java/org/eclipse/jetty/ee9/servlets/DoSFilterJMXTest.java
- [ ] jetty-ee9/jetty-ee9-servlets/src/test/java/org/eclipse/jetty/ee9/servlets/DoSFilterTest.java
- [ ] jetty-ee9/jetty-ee9-servlets/src/test/java/org/eclipse/jetty/ee9/servlets/AbstractDoSFilterTest.java
- [ ] jetty-ee9/jetty-ee9-servlet/src/test/java/org/eclipse/jetty/ee9/servlet/AsyncListenerTest.java
- [x] jetty-ee9/jetty-ee9-servlet/src/test/java/org/eclipse/jetty/ee9/servlet/PostServletTest.java
- [ ] jetty-ee9/jetty-ee9-servlet/src/test/java/org/eclipse/jetty/ee9/servlet/CacheControlHeaderTest.java
- [x] jetty-ee9/jetty-ee9-servlet/src/test/java/org/eclipse/jetty/ee9/servlet/ErrorPageTest.java
- [ ] jetty-ee9/jetty-ee9-servlet/src/test/java/org/eclipse/jetty/ee9/servlet/EncodedURITest.java
- [ ] jetty-ee9/jetty-ee9-servlet/src/test/java/org/eclipse/jetty/ee9/servlet/ServletUpgradeTest.java
- [ ] jetty-ee9/jetty-ee9-servlet/src/test/java/org/eclipse/jetty/ee9/servlet/AsyncContextListenersTest.java
- [ ] jetty-ee9/jetty-ee9-servlet/src/test/java/org/eclipse/jetty/ee9/servlet/DispatcherTest.java
- [ ] jetty-ee9/jetty-ee9-servlet/src/test/java/org/eclipse/jetty/ee9/servlet/StaticFromJarServerTest.java
- [ ] jetty-ee9/jetty-ee9-servlet/src/test/java/org/eclipse/jetty/ee9/servlet/AsyncContextTest.java
- [ ] jetty-ee9/jetty-ee9-proxy/src/test/java/org/eclipse/jetty/ee9/proxy/ProxyServletFailureTest.java
- [ ] jetty-ee9/jetty-ee9-proxy/src/test/java/org/eclipse/jetty/ee9/proxy/ForwardProxyTLSServerTest.java
- [x] jetty-ee9/jetty-ee9-maven-plugin/src/test/java/org/eclipse/jetty/ee9/maven/plugin/TestJettyEmbedder.java
- [x] jetty-ee9/jetty-ee9-maven-plugin/src/test/java/org/eclipse/jetty/ee9/maven/plugin/TestJettyStopMojo.java