workflows: Use actions/setup-node.

Signed-off-by: Anders Kaseorg <[email protected]>

Author: andersk

.github/workflows/node.js.yml

@@ -10,6 +10,9 @@ jobs:
   build:
     runs-on: ubuntu-latest
     steps:
+      - uses: actions/setup-node@v4
+        with:
+          node-version: lts/*
       - uses: actions/checkout@v4
       - run: npm ci
       - run: npm test