errors: update error name

This updates all Node.js errors by removing the `code` being part
of the `name` property. Instead, the name is just changed once on
instantiation, the stack is accessed to create the stack as expected
and then the `name` property is set back to it's original form.

PR-URL: https://github.com/nodejs/node/pull/26738
Fixes: https://github.com/nodejs/node/issues/26669
Fixes: https://github.com/nodejs/node/issues/20253
Reviewed-By: Gus Caplan <me@gus.host>
Reviewed-By: Matteo Collina <matteo.collina@gmail.com>
Reviewed-By: Michaël Zasso <targos@protonmail.com>
Reviewed-By: Joyee Cheung <joyeec9h3@gmail.com>

test/parallel/test-http2-server-push-stream-errors.js

@@ -53,7 +53,7 @@ const genericTests = Object.getOwnPropertyNames(constants)
     error: {
       code: 'ERR_HTTP2_ERROR',
       type: NghttpError,
-      name: 'Error [ERR_HTTP2_ERROR]',
+      name: 'Error',
       message: nghttp2ErrorString(constants[key])
     },
     type: 'stream'