Update actions/setup-node action to v4

Author: renovate[bot]

.github/workflows/ci.yml

@@ -14,7 +14,7 @@ jobs:
           version: latest
 
       - name: Setup node and Cache .pnpm-store
-        uses: actions/setup-node@v3
+        uses: actions/setup-node@v4
         with:
           node-version: latest
           cache: 'pnpm'

.github/workflows/pages-build-deployment.yml

@@ -15,7 +15,7 @@ jobs:
           version: latest
 
       - name: Setup node and Cache .pnpm-store
-        uses: actions/setup-node@v3
+        uses: actions/setup-node@v4
         with:
           node-version: latest
           cache: 'pnpm'