message: Bump `node-gyp` devDependency from 7 to 8
  Breaking for contributors, as it drops support of Python 2. We need
  `node-gyp` >= 8.4.0 for VS 2022 support, as used in the GHA
  `windows-latest` runner.
diff: "hallmark": "^4.0.0",
  "level-concat-iterator": "^3.0.0",
  "mkfiletree": "^2.0.0",
  - "node-gyp": "^7.1.2",
  + "node-gyp": "^8.4.1",
  "nyc": "^15.0.0",
  "prebuildify": "^5.0.0",
  "prebuildify-ci": "^1.0.4",
  