message: chore(remax): drop dev dependency umi
diff: "react": "^16.8.6",
  "react-test-renderer": "^16.9.0",
  "ts-jest": "^24.0.2",
  - "typescript": "^3.5.2",
  - "umi": "^2.8.11"
  + "typescript": "^3.5.2"
  },
  "gitHead": "28ef4f50ef3c134c4e661d786ebea4d7c4ea89ed"
  }
  