Bump actions/setup-node from 5 to 6 in the github-actions group

Bumps the github-actions group with 1 update: [actions/setup-node](https://github.com/actions/setup-node).


Updates `actions/setup-node` from 5 to 6
- [Release notes](https://github.com/actions/setup-node/releases)
- [Commits](actions/setup-node@v5...v6)

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

Signed-off-by: dependabot[bot] <[email protected]>

Author: dependabot[bot]

.github/workflows/branch-deploy.yml

@@ -36,7 +36,7 @@ jobs:
 
       - name: setup node
         if: ${{ steps.branch-deploy.outputs.continue == 'true' }}
-        uses: actions/setup-node@v5
+        uses: actions/setup-node@v6
         with:
           node-version-file: .node-version
           cache: npm

.github/workflows/deploy.yml

@@ -37,7 +37,7 @@ jobs:
           ref: ${{ needs.deployment-check.outputs.sha }}
 
       - name: setup node
-        uses: actions/setup-node@v5
+        uses: actions/setup-node@v6
         with:
           node-version-file: .node-version
           cache: npm

.github/workflows/test.yml

@@ -18,7 +18,7 @@ jobs:
         uses: actions/checkout@v5
 
       - name: setup node
-        uses: actions/setup-node@v5
+        uses: actions/setup-node@v6
         with:
           node-version-file: .node-version
           cache: npm