message: update ts version up to 4.2.2
diff: "ts-loader": "^8.0.15",
  "ts-node": "3.3.0",
  "tsconfig-paths-webpack-plugin": "^3.3.0",
  - "typescript": "^4.1.3",
  + "typescript": "^4.2.2",
  "url-loader": "0.5.8",
  "val-loader": "0.5.0",
  "webpack": "^4.43.0",
  