nodejs runtime missing `cause` when unhandled error thrown

[willfarrell]

For additional context see middyjs/middy#994

index.js

export const handler = () => {}
throw new Error('error', {cause:'cause'})

logs

2023-01-26T07:46:54.151Z	undefined	ERROR	Uncaught Exception 	{
    "errorType": "Error",
    "errorMessage": "cold",
    "stack": [
        "Error: cold",
        "    at file:///var/task/index.mjs:86241:7",
        "    at ModuleJob.run (node:internal/modules/esm/module_job:193:25)",
        "    at async Promise.all (index 0)",
        "    at async ESMLoader.import (node:internal/modules/esm/loader:530:24)",
        "    at async _tryAwaitImport (file:///var/runtime/index.mjs:921:16)",
        "    at async _tryRequire (file:///var/runtime/index.mjs:970:86)",
        "    at async _loadUserApp (file:///var/runtime/index.mjs:994:16)",
        "    at async UserFunction.js.module.exports.load (file:///var/runtime/index.mjs:1035:21)",
        "    at async start (file:///var/runtime/index.mjs:1200:23)",
        "    at async file:///var/runtime/index.mjs:1206:1"
    ]
}

Expect object to include"errorCause": "cause".