Pin dependency onefx to 1.8.8

Author: renovate-bot

packages/iotex-react-footer/package.json

@@ -84,7 +84,7 @@
     "html-webpack-plugin": "3.2.0",
     "husky": "2.7.0",
     "nyc": "14.1.1",
-    "onefx": "^1.8.5",
+    "onefx": "1.8.8",
     "prettier": "1.18.2",
     "pretty-quick": "1.11.1",
     "react": "16.8.6",