breaking: drops Node < 16.13

Author: Pixelik

README.md

@@ -19,7 +19,7 @@ HTML5 [fetch](https://fetch.spec.whatwg.org) polyfill from [github](https://gith
 
 * Ember.js v4.4 or above
 * Ember CLI v4.4 or above
-* Node.js v14 or above
+* Node.js >=16.13 or >=18.*
 
 ember-fetch requries ember-cli 2.13 or above.
 

package.json

@@ -112,7 +112,7 @@
     "ember-source": "^4.0.0"
   },
   "engines": {
-    "node": "14.* || 16.* || >= 18"
+    "node": ">=16.13 || >= 18"
   },
   "publishConfig": {
     "registry": "https://registry.npmjs.org/"