http2: propagate abortsignal reason in new AbortError constructor

Signed-off-by: James M Snell <jasnell@gmail.com>

PR-URL: https://github.com/nodejs/node/pull/41008
Reviewed-By: Ruben Bridgewater <ruben@bridgewater.de>
Reviewed-By: Robert Nagy <ronagy@icloud.com>
Reviewed-By: Benjamin Gruenbaum <benjamingr@gmail.com>

lib/internal/http2/core.js

@@ -1778,7 +1778,9 @@ class ClientHttp2Session extends Http2Session {
     const { signal } = options;
     if (signal) {
       validateAbortSignal(signal, 'options.signal');
-      const aborter = () => stream.destroy(new AbortError());
+      const aborter = () => {
+        stream.destroy(new AbortError(undefined, { cause: signal.reason }));
+      };
       if (signal.aborted) {
         aborter();
       } else {