CI: test on Node 24, the latest LTS

Author: EvanHahn

.github/workflows/nodejs.yml

@@ -10,6 +10,6 @@ jobs:
       - uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683 # v4.2.2
       - uses: actions/setup-node@49933ea5288caeca8642d1e84afbd3f7d6820020 # v4.4.0
         with:
-          node-version: 20
+          node-version: 24
       - run: npm ci
       - run: npm test