package.json: reduce the min node version to 14.0.0

Author: Sergey Khomushin

package.json

@@ -20,7 +20,7 @@
     "access": "public"
   },
   "engines": {
-    "node": ">=16.0.0"
+    "node": ">=14.0.0"
   },
   "scripts": {
     "_clean": "rm -rf es && rm -rf cjs && rm -rf dist",