message: chore: shorten babel plugins
diff: "plugins": [
  "react-hot-loader/babel",
  "@loadable/babel-plugin",
  - "@babel/plugin-proposal-class-properties",
  - "@babel/plugin-syntax-dynamic-import"
  + "@babel/proposal-class-properties",
  + "@babel/syntax-dynamic-import"
  ],
  "env": {
  "production": {
  - "plugins": [
  - "transform-remove-console"
  - ]
  + "plugins": ["transform-remove-console"]
  }
  }
  }
  