Bump actions/setup-node from 5 to 6

Bumps [actions/setup-node](https://github.com/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
...

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

Author: dependabot[bot]

.github/workflows/bookkeeping.yml

@@ -93,7 +93,7 @@ jobs:
     steps:
       - uses: actions/checkout@v5
       - name: Setup NodeJS
-        uses: actions/setup-node@v5
+        uses: actions/setup-node@v6
         with:
           node-version: '22.x'
       - name: Installing dependencies

.github/workflows/release.yml

@@ -14,7 +14,7 @@ jobs:
       VERSION: ${{ steps.set-project.outputs.version }}
     steps:
     - uses: actions/checkout@v5
-    - uses: actions/setup-node@v5
+    - uses: actions/setup-node@v6
       with:
         node-version: '22.x'
         registry-url: 'https://registry.npmjs.org'
@@ -44,7 +44,7 @@ jobs:
       ASSET_URL: ${{ steps.upload.outputs.asset_url }}
     steps:
     - uses: actions/checkout@v5
-    - uses: actions/setup-node@v5
+    - uses: actions/setup-node@v6
       with:
         node-version: '22.x'
         registry-url: 'https://registry.npmjs.org'