message: packages/cli: updated deps of scaffolded app plugin
diff: },
  "devDependencies": {
  "@backstage/cli": "^{{version}}",
  + "@testing-library/jest-dom": "^4.2.4",
  + "@testing-library/react": "^9.3.2",
  "@types/testing-library__jest-dom": "5.0.2"
  },
  "dependencies": {
  - "@material-ui/lab": "4.0.0-alpha.45",
  "@backstage/core": "^{{version}}",
  - "@backstage/theme": "^{{version}}"
  + "@backstage/theme": "^{{version}}",
  + "@material-ui/core": "^4.9.1",
  + "@material-ui/icons": "^4.9.1",
  + "react": "16.13.1",
  + "react-dom": "16.13.1",
  + "react-router-dom": "5.1.2"
  }
  }
  