temp compile workaround

Author: pjfanning

http-tests/src/test/scala/org/apache/pekko/http/scaladsl/server/ConnectionTestApp.scala

@@ -53,7 +53,7 @@ object ConnectionTestApp {
         },
         { case Status.Failure(cause) => cause },
         10000,
-        OverflowStrategy.dropNew)
+        OverflowStrategy.fail) // TODO find a better way, was dropNew but that is removed in Pekko 2.0
         .buffer(20000, OverflowStrategy.fail)
     val sink = Sink.foreach[(Try[HttpResponse], Int)] {
       case (resp, id) => handleResponse(resp, id)