message: doc(NodeHelloWorldExample): Bump itk.js to 12.2.0
diff: {
  "name": "itk-hello-world-node",
  - "version": "1.1.0",
  + "version": "1.2.0",
  "description": "An itk.js Hello World! for Node",
  "main": "index.js",
  "scripts": {
  "license": "Apache-2.0",
  "dependencies": {
  "fs-extra": "^7.0.1",
  - "itk": "^10.0.1"
  + "itk": "^12.2.0"
  }
  }
  