DRY Node.js version

Author: john-kurkowski

.github/workflows/vrt.yml

@@ -12,7 +12,7 @@ jobs:
       - name: Setup Node
         uses: actions/setup-node@v4
         with:
-          node-version: 20.17.0
+          node-version-file: '.nvmrc'
 
       - name: Install dependencies
         run: npm install