Update Node.js from 22 to 24 LTS (#2820)

Node.js 24 is now the Active LTS version (Krypton). Node.js 22 moved to Maintenance LTS.

🤖 Generated with [Claude Code](https://claude.com/claude-code)

Co-authored-by: Claude <noreply@anthropic.com>

Author: MaxGhenis

.github/workflows/pr.yml

@@ -24,7 +24,7 @@ jobs:
         # by our package.json.
         # Hopefully this allows us to catch problems
         # with differing versions ahead of time.
-        node-version: [22.x]
+        node-version: [24.x]
 
     steps:
       - uses: actions/checkout@v6

.github/workflows/push.yml

@@ -19,7 +19,7 @@ jobs:
       - name: Setup Node.js
         uses: actions/setup-node@v6
         with:
-          node-version: "22.x"
+          node-version: "24.x"
       - name: Install repository
         run: npm ci
       - name: Run tests