Revert "Update to vertx-auth split pkg remediation"

This reverts commit 277d821.

Author: vietj

src/test/java/io/vertx/ext/stomp/impl/SecuredServerConnectionTest.java

@@ -20,12 +20,13 @@
 import io.vertx.core.Handler;
 import io.vertx.core.Vertx;
 import io.vertx.core.buffer.Buffer;
+import io.vertx.core.http.HttpClient;
 import io.vertx.core.http.HttpServer;
 import io.vertx.core.http.HttpServerOptions;
 import io.vertx.core.http.WebSocketClient;
 import io.vertx.core.net.NetClient;
 import io.vertx.core.net.NetSocket;
-import io.vertx.ext.auth.user.User;
+import io.vertx.ext.auth.User;
 import io.vertx.ext.auth.authentication.AuthenticationProvider;
 import io.vertx.ext.auth.properties.PropertyFileAuthentication;
 import io.vertx.ext.stomp.Frame;