test: set content length = 0 in abstract simultaneous connections test

Signed-off-by: Marc Nuri <[email protected]>

Author: manusa

Diff for: kubernetes-client-api/src/test/java/io/fabric8/kubernetes/client/http/AbstractSimultaneousConnectionsTest.java

@@ -96,7 +96,7 @@ private void withHttp1() {
   @DisabledOnOs(OS.WINDOWS)
   public void http1Connections() throws Exception {
     final DelayedResponseHandler handler = new DelayedResponseHandler(MAX_HTTP_1_CONNECTIONS,
-        exchange -> exchange.sendResponseHeaders(204, -1));
+        exchange -> exchange.sendResponseHeaders(204, 0));
     httpServer.createContext("/http", handler);
     try (final HttpClient client = clientBuilder.build()) {
       final Collection<CompletableFuture<HttpResponse<AsyncBody>>> asyncResponses = ConcurrentHashMap.newKeySet();