addressed PR comments: drop node v8 from ci

Author: bmiddha

.github/workflows/nodejs.yml

@@ -8,7 +8,7 @@ jobs:
 
     strategy:
       matrix:
-        node-version: [8.x, 10.x, 12.x]
+        node-version: [10.x, 12.x]
         os: [ubuntu-latest, macos-latest, windows-latest]
 
     steps: