ci: align GitHub Actions with Node 24 and new CI standards

Author: robherba

.github/workflows/lint.yml

@@ -13,7 +13,7 @@ jobs:
       - name: Install Node.js
         uses: actions/setup-node@v2
         with:
-          node-version: 20
+          node-version: 24
       - name: Install
         run: npm install
       - name: Build

.github/workflows/release.yml

@@ -15,7 +15,7 @@ jobs:
       - name: Install Node.js
         uses: actions/setup-node@v2
         with:
-          node-version: 20
+          node-version: 24
       - name: Install
         run: npm install
       - name: Test