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

Author: renovate[bot]

.github/workflows/build.js.yml

@@ -16,7 +16,7 @@ jobs:
     steps:
     - uses: actions/checkout@master
     - name: Setup
-      uses: actions/setup-node@v2
+      uses: actions/setup-node@v6
       with:
         node-version: '18.x'
     - name: Install dependencies

.github/workflows/nodejs.yml

@@ -14,7 +14,7 @@ jobs:
     steps:
     - uses: actions/checkout@v2
     - name: Use Node.js ${{ matrix.node-version }}
-      uses: actions/setup-node@v2
+      uses: actions/setup-node@v6
       with:
         node-version: ${{ matrix.node-version }}
     - name: install and test