fix(package): update ws to version 3.3.1 (parse-community#4329)

Author: greenkeeper[bot]

package.json

@@ -42,7 +42,7 @@
  "uuid": "^3.1.0",
  "winston": "2.4.0",
  "winston-daily-rotate-file": "1.7.2",
- "ws": "3.3.0"
+ "ws": "3.3.1"
  },
  "devDependencies": {
  "babel-cli": "6.26.0",