Update actions/setup-node action to v6

Author: renovate[bot]

.github/workflows/ci.yml

@@ -12,7 +12,7 @@ jobs:
 
     steps:
     - uses: actions/checkout@v4
-    - uses: actions/setup-node@v4
+    - uses: actions/setup-node@v6
       with:
         node-version: latest
 

.github/workflows/gh-pages-main.yml

@@ -17,7 +17,7 @@ jobs:
         with:
           persist-credentials: false
 
-      - uses: actions/setup-node@v4
+      - uses: actions/setup-node@v6
         with:
           node-version: latest
 

.github/workflows/npm-publish.yml

@@ -17,7 +17,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - uses: actions/checkout@v4
-      - uses: actions/setup-node@v3
+      - uses: actions/setup-node@v6
         with:
           node-version: 16
       - run: npm ci
@@ -29,7 +29,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - uses: actions/checkout@v4
-      - uses: actions/setup-node@v3
+      - uses: actions/setup-node@v6
         with:
           node-version: 16
           registry-url: https://registry.npmjs.org/

.github/workflows/pr-preview.yml

@@ -21,7 +21,7 @@ jobs:
       - name: Checkout
         uses: actions/checkout@v4
 
-      - uses: actions/setup-node@v4
+      - uses: actions/setup-node@v6
         with:
           node-version: latest