message: backend: removed airbrake plugin dep
diff: "@backstage/catalog-model": "^0.9.10",
  "@backstage/config": "^0.1.13",
  "@backstage/integration": "^0.7.2",
  - "@backstage/plugin-airbrake-backend": "^0.0.0",
  "@backstage/plugin-app-backend": "^0.3.24",
  "@backstage/plugin-auth-backend": "^0.10.0",
  "@backstage/plugin-auth-node": "^0.1.0",
  