feat(chore): remove support for node v14,v12,v10 (#92)

Version 14, v12, v10 of Nodejs reached its end of life

BREAKING CHANGE:
End of life of node v14, node v12 and node v10

GH-91

Author: RaghavaroraSF

package-lock.json

@@ -12,7 +12,7 @@
   "main": "dist/index.js",
   "types": "dist/index.d.ts",
   "engines": {
-    "node": ">=8.9"
+    "node": ">=16"
   },
   "scripts": {
     "build": "npm run clean && lb-tsc",