[BOOKIE-HTTP-SERVER] Fix: broken vertx rest endpoints

### Motivation
Right now, vertx-http-server is not serving any rest endpoint except get because vertx server doesn't add put/post/delete http-methods into routing rules.

### Modification
Add put/post/delete http-methods into routing rules.

Reviewers: Sijie Guo <sijie@apache.org>

This closes #1953 from rdhabalia/http_ep

Author: rdhabalia

bookkeeper-http/vertx-http-server/src/main/java/org/apache/bookkeeper/http/vertx/VertxHttpServer.java

@@ -70,6 +70,9 @@ public boolean startServer(int port) {
             @Override
             public void bindHandler(String endpoint, VertxAbstractHandler handler) {
                 router.get(endpoint).handler(handler);
+                router.put(endpoint).handler(handler);
+                router.post(endpoint).handler(handler);
+                router.delete(endpoint).handler(handler);
             }
         };
         requestRouter.bindAll();