http2: fix file close error condition at respondWithFd

Closing a FileHandle almost never fails, so it was hard to
notice before that `stream.emit(err)` would not emit an error
event due to the missing event name.

Destroying the stream with the error seems like the right thing
to do in that scenario.

PR-URL: #29884
Reviewed-By: Colin Ihrig <cjihrig@gmail.com>
Reviewed-By: Ruben Bridgewater <ruben@bridgewater.de>
Reviewed-By: Anto Aravinth <anto.aravinth.cse@gmail.com>
Reviewed-By: David Carlier <devnexen@gmail.com>
Reviewed-By: Yongsheng Zhang <zyszys98@gmail.com>
Reviewed-By: Luigi Pinca <luigipinca@gmail.com>
Reviewed-By: Minwoo Jung <minwoo@nodesource.com>
Reviewed-By: James M Snell <jasnell@gmail.com>
Reviewed-By: Gus Caplan <me@gus.host>

Author: addaleax

lib/internal/http2/core.js

@@ -2174,14 +2174,11 @@ function processHeaders(oldHeaders) {
   return headers;
 }
 
-function onFileCloseError(stream, err) {
-  stream.emit(err);
-}
 
 function onFileUnpipe() {
   const stream = this.sink[kOwner];
   if (stream.ownsFd)
-    this.source.close().catch(onFileCloseError.bind(stream));
+    this.source.close().catch(stream.destroy.bind(stream));
   else
     this.source.releaseFD();
 }