chore(deps): update dependency travis-deploy-once to v5

Author: renovate-bot

package.json

@@ -103,7 +103,7 @@
     "rimraf": "^2.6.0",
     "semantic-release": "^15.1.4",
     "sinon": "^1.17.6",
-    "travis-deploy-once": "^4.3.1",
+    "travis-deploy-once": "^5.0.0",
     "validate-commit-msg": "^2.8.2"
   },
   "dependencies": {