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

Author: renovate-bot

.github/workflows/deploy-pages-test.yml

@@ -18,7 +18,7 @@ jobs:
       - uses: actions/checkout@v5
         with:
           fetch-depth: 0
-      - uses: actions/setup-node@v5
+      - uses: actions/setup-node@v6
         with:
           node-version: 22
           cache: yarn

.github/workflows/deploy-pages.yml

@@ -19,7 +19,7 @@ jobs:
       - uses: actions/checkout@v5
         with:
           fetch-depth: 0
-      - uses: actions/setup-node@v5
+      - uses: actions/setup-node@v6
         with:
           node-version: 22
           cache: yarn