Update actions/setup-node action to v6

Author: renovate[bot]

.github/workflows/linter.yml

@@ -8,7 +8,7 @@ jobs:
     steps:
     - uses: actions/checkout@v4
     - name: Use Node.js
-      uses: actions/setup-node@v4
+      uses: actions/setup-node@v6
     - name: Install Dependencies
       run: npm install
     - run: npm test

.github/workflows/npm-publish.yml

@@ -14,7 +14,7 @@ jobs:
     steps:
     - uses: actions/checkout@v4
     - name: Use Node.js
-      uses: actions/setup-node@v4
+      uses: actions/setup-node@v6
       with:
         registry-url: 'https://registry.npmjs.org'
     - run: |