ci: upgrade to NodeJS 24.

Author: plusvic

.github/workflows/publish_vscode_extension.yaml

@@ -72,7 +72,7 @@ jobs:
       - name: Setup Node.js
         uses: actions/setup-node@48b55a011bda9f5d6aeb4c2d9c7362e8dae4041e # v6.4.0
         with:
-          node-version: "20"
+          node-version: 24
 
       - name: Install dependencies and package
         working-directory: ./ls/editors/code

.github/workflows/site.yaml

@@ -42,7 +42,7 @@ jobs:
     - name: Setup Node.js
       uses: actions/setup-node@48b55a011bda9f5d6aeb4c2d9c7362e8dae4041e # v6.4.0
       with:
-        node-version: '22'
+        node-version: 24
         cache: 'npm'
         cache-dependency-path: 'site'