ci: use node v16 for lint job (#415)

Author: ersachin3112

.github/workflows/nodejs.yml

@@ -20,7 +20,7 @@ jobs:
     strategy:
       matrix:
         os: [ubuntu-latest]
-        node-version: [12.x]
+        node-version: [16.x]
 
     runs-on: ${{ matrix.os }}