Omit older Node versions

Author: patrickjuchli

.github/workflows/nodejs.yml

@@ -12,7 +12,7 @@ jobs:
 
     strategy:
       matrix:
-        node-version: [14.x, 15.x, 16.x, 17.x, 18.x, 19.x, 20.x, 21.x]
+        node-version: [16.x, 17.x, 18.x, 19.x, 20.x, 21.x]
 
     steps:
       - uses: actions/checkout@v3