chore(package): update travis-deploy-once to version 5.0.0

Author: greenkeeper[bot]

package.json

@@ -48,7 +48,7 @@
     "lint-staged": "^7.0.0",
     "prettier": "^1.9.2",
     "semantic-release": "^15.1.4",
-    "travis-deploy-once": "^4.3.1"
+    "travis-deploy-once": "^5.0.0"
   },
   "scripts": {
     "lint": "eslint .",