chore(deps): update actions/setup-node action to v6 (#2681)

Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>

.github/workflows/build-pull-request.yml

@@ -14,7 +14,7 @@ jobs:
       - name: Checkout repository
         uses: actions/checkout@v6.0.2
       - name: Setup node
-        uses: actions/setup-node@v4.4.0
+        uses: actions/setup-node@v6.2.0
         with:
           node-version: 24.13.1
           cache: 'npm'

.github/workflows/netlify-dev.yml

@@ -13,7 +13,7 @@ jobs:
       - name: Checkout repository
         uses: actions/checkout@v6.0.2
       - name: Setup node
-        uses: actions/setup-node@v4.4.0
+        uses: actions/setup-node@v6.2.0
         with:
           node-version: 24.13.1
           cache: 'npm'

.github/workflows/prod-deploy.yml

@@ -12,7 +12,7 @@ jobs:
       - name: Checkout repository
         uses: actions/checkout@v6.0.2
       - name: Setup node
-        uses: actions/setup-node@v4.4.0
+        uses: actions/setup-node@v6.2.0
         with:
           node-version: 24.13.1
           cache: 'npm'