message: remove unnecessary dep in vue-server-renderer
diff: "chalk": "^1.1.3",
  "hash-sum": "^1.0.2",
  "he": "^1.1.0",
  - "de-indent": "^1.0.2",
  "resolve": "^1.2.0",
  "source-map": "0.5.6",
  "serialize-javascript": "^1.3.0"
  