Remove npm 16.x dep

Author: b-yogesh

.github/workflows/publish-frontend.yml

@@ -46,7 +46,7 @@ jobs:
       runs-on: ubuntu-latest
       strategy:
         matrix:
-          node-version: [16.x, 18.x, 20.x]
+          node-version: [18.x, 20.x]
           # See supported Node.js release schedule at
           # https://nodejs.org/en/about/releases/
       defaults: