chore: update actions/setup-node action to v6

Author: renovate[bot]

.github/workflows/ci.yml

@@ -138,7 +138,7 @@ jobs:
           path: pkg
 
       - name: Setup node
-        uses: actions/setup-node@v4.4.0
+        uses: actions/setup-node@v6.2.0
         with:
           node-version: "lts/*"
 

.github/workflows/publish.yml

@@ -39,7 +39,7 @@ jobs:
           path: pkg
 
       - name: Setup node
-        uses: actions/setup-node@v4.4.0
+        uses: actions/setup-node@v6.2.0
         with:
           node-version: "lts/*"