Update dependency node to v20.19.4

Author: renovate[bot]

.github/workflows/main.yml

@@ -28,7 +28,7 @@ jobs:
       - name: Setup Node
         uses: actions/setup-node@v4
         with:
-          node-version: '20'
+          node-version: '20.19.4'
           cache: 'pnpm'
       - run: pnpm install
       - run: pnpm lint

.github/workflows/publish.yml

@@ -23,7 +23,7 @@ jobs:
       - name: Setup Node.js
         uses: actions/setup-node@v4
         with:
-          node-version: '20'
+          node-version: '20.19.4'
           cache: 'pnpm'
       - run: pnpm install
         env: