chore(deps): update actions/setup-node action to v6

Author: renovate[bot]

.github/workflows/ci.yml

@@ -20,7 +20,7 @@ jobs:
         with:
           version: 10
       - name: Use Node.js ${{ matrix.node-version }}
-        uses: actions/setup-node@v4
+        uses: actions/setup-node@v6
         with:
           node-version: ${{ matrix.node-version }}
           cache: 'pnpm'

.github/workflows/npm-publish.yml

@@ -17,7 +17,7 @@ jobs:
         with:
           version: 10
       - name: Use Node.js
-        uses: actions/setup-node@v4
+        uses: actions/setup-node@v6
         with:
           node-version: 24
           registry-url: https://registry.npmjs.org/
@@ -36,7 +36,7 @@ jobs:
         with:
           version: 10
       - name: Use Node.js
-        uses: actions/setup-node@v4
+        uses: actions/setup-node@v6
         with:
           node-version: 24
           registry-url: https://registry.npmjs.org/