Update course

[rexosariemen]

I think this course needs an update. I get error starting the app

[sidouglas]

I updated the package.json like so - I am using node 14

{
  "dependencies": {
    "express": "4.18.1",
    "serverless-http": "3.0.1",
    "serverless-offline": "8.8.0"
  },
  "scripts": {
    "dev": "sls offline start  --lambdaPort 4501 --httpPort 4500",
    "test": "jest"
  },
  "devDependencies": {
    "jest": "28.1.0",
    "supertest": "6.2.3"
  },
  "name": "serverless-with-aws",
  "description": "> Learn how to use AWS Lambda functions, by [Scott Moss](https://github.com/hendrixer)",
  "version": "1.0.0",
  "main": "index.js",
  "repository": {
    "type": "git",
    "url": "git+https://github.com/FrontendMasters/serverless-with-aws.git"
  },
  "keywords": [],
  "author": "",
  "license": "ISC",
  "bugs": {
    "url": "https://github.com/FrontendMasters/serverless-with-aws/issues"
  },
  "homepage": "https://github.com/FrontendMasters/serverless-with-aws#readme"
}