[ops] update axios

- upgrade axios to 0.21.0

Author: roshangautam

package.json

@@ -5,7 +5,7 @@
     "dev": "gulp watch"
   },
   "devDependencies": {
-    "axios": "^0.19.0",
+    "axios": "^0.21.0",
     "es6-promise": "^4.0.5",
     "gulp": "^3.9.1",
     "laravel-elixir": "^6.0.0-14",