http2: use refused stream on deferred close

Author: sankalpsthakur

lib/internal/http2/core.js

@@ -369,6 +369,7 @@ function onSessionHeaders(handle, id, cat, flags, headers, sensitiveHeaders) {
   // still walking the receive buffer). Tear down the C++ stream so subsequent
   // DATA frames do not call CallJSOnreadMethod with a missing onread.
   if (session.destroyed) {
+    handle.rstStream(NGHTTP2_REFUSED_STREAM);
     handle.destroy();
     return;
   }