Update dependency @types/node-fetch to v2.5.5

Author: renovate-bot

packages/iotex-react-block-producers/package.json

@@ -72,7 +72,7 @@
     "@babel/register": "7.7.0",
     "@types/graphql": "14.2.1",
     "@types/node": "11.13.8",
-    "@types/node-fetch": "2.3.5",
+    "@types/node-fetch": "2.5.5",
     "@types/react": "16.8.15",
     "@types/react-test-renderer": "16.8.1",
     "antd": "3.16.6",