chore: Update actions/setup-node action to v6

Author: renovate[bot]

.github/workflows/build.yml

@@ -19,7 +19,7 @@ jobs:
         submodules: true
         fetch-depth: 100
     - name: Use Node.js ${{ matrix.node-version }}
-      uses: actions/setup-node@v3
+      uses: actions/setup-node@v6
       with:
         node-version-file: '.nvmrc'
         registry-url: 'https://registry.npmjs.org'

.github/workflows/deploy.yml

@@ -23,7 +23,7 @@ jobs:
         with:
           submodules: true
           fetch-depth: 100
-      - uses: actions/setup-node@v4
+      - uses: actions/setup-node@v6
         with:
           node-version-file: '.nvmrc'
           registry-url: 'https://registry.npmjs.org'

.github/workflows/playwright.yml

@@ -11,7 +11,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
     - uses: actions/checkout@v5
-    - uses: actions/setup-node@v4
+    - uses: actions/setup-node@v6
       with:
         node-version-file: '.nvmrc'
         registry-url: 'https://registry.npmjs.org'