chore: update non dev-dependency isomorphic-unfetch

We should also bump all dev-dependencies, but for now since
there's only one non dev-dependency we should always keep it
updated.

Author: filipedeschamps

package-lock.json

@@ -66,7 +66,7 @@
     ]
   },
   "dependencies": {
-    "isomorphic-unfetch": "2.0.0"
+    "isomorphic-unfetch": "3.0.0"
   },
   "files": [
     "dist",