fix: Node engine version

Author: acasazza

package.json

@@ -2,7 +2,7 @@
   "name": "commercelayer-react-checkout",
   "version": "0.0.1",
   "engines": {
-    "node": "16.x",
+    "node": ">=14.x",
     "yarn": "1.x"
   },
   "private": true,