fix: upgrade @contentstack/utils from 1.2.0 to 1.3.0

Snyk has created this PR to upgrade @contentstack/utils from 1.2.0 to 1.3.0.

See this package in npm:
https://www.npmjs.com/package/@contentstack/utils

See this project in Snyk:
[snyk-project-url-redacted]

Author: snyk-bot

package-lock.json

@@ -105,7 +105,7 @@
     "webpack-node-externals": "^3.0.0"
   },
   "dependencies": {
-    "@contentstack/utils": "^1.2.0",
+    "@contentstack/utils": "^1.3.0",
     "es6-promise": "^4.1.1",
     "isomorphic-fetch": "^3.0.0",
     "localStorage": "1.0.4",