ci(deps): bump actions/setup-node from 4 to 6

Bumps [actions/setup-node](https://github.com/actions/setup-node) from 4 to 6.
- [Release notes](https://github.com/actions/setup-node/releases)
- [Commits](actions/setup-node@v4...v6)

---
updated-dependencies:
- dependency-name: actions/setup-node
  dependency-version: '6'
  dependency-type: direct:production
  update-type: version-update:semver-major
...

Signed-off-by: dependabot[bot] <support@github.com>

Author: dependabot[bot]

.github/workflows/code-quality.yml

@@ -57,7 +57,7 @@ jobs:
       uses: actions/checkout@v6
 
     - name: Setup Node.js
-      uses: actions/setup-node@v4
+      uses: actions/setup-node@v6
       with:
         node-version: '18'
         cache: 'npm'
@@ -136,7 +136,7 @@ jobs:
       run: composer install --prefer-dist --no-progress --no-interaction
 
     - name: Setup Node.js
-      uses: actions/setup-node@v4
+      uses: actions/setup-node@v6
       with:
         node-version: '18'
         cache: 'npm'

.github/workflows/pages.yml

@@ -26,7 +26,7 @@ jobs:
           fetch-depth: 0
 
       - name: Setup Node.js
-        uses: actions/setup-node@v4
+        uses: actions/setup-node@v6
         with:
           node-version: '18'
           cache: 'npm'

.github/workflows/security.yml

@@ -136,7 +136,7 @@ jobs:
       uses: actions/checkout@v6
 
     - name: Setup Node.js
-      uses: actions/setup-node@v4
+      uses: actions/setup-node@v6
       with:
         node-version: '18'
         cache: 'npm'