build(deps): 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] <[email protected]>

Author: dependabot[bot]

.github/workflows/ci.yml

@@ -17,7 +17,7 @@ jobs:
     - uses: pnpm/action-setup@v4
       with:
         run_install: false
-    - uses: actions/setup-node@v5
+    - uses: actions/setup-node@v6
       with:
         node-version: 22.x
         cache: 'pnpm'
@@ -39,7 +39,7 @@ jobs:
       with:
         run_install: false
     - name: Use Node.js ${{ matrix.node-version }}
-      uses: actions/setup-node@v5
+      uses: actions/setup-node@v6
       with:
         node-version: ${{ matrix.node-version }}
         cache: 'pnpm'

.github/workflows/plan-release.yml

@@ -53,7 +53,7 @@ jobs:
           fetch-depth: 0
           ref: 'master'
       - uses: pnpm/action-setup@v4
-      - uses: actions/setup-node@v5
+      - uses: actions/setup-node@v6
         with:
           node-version: 18
       - run: pnpm install --frozen-lockfile

.github/workflows/publish.yml

@@ -46,7 +46,7 @@ jobs:
     steps:
       - uses: actions/checkout@v5
       - uses: pnpm/action-setup@v4
-      - uses: actions/setup-node@v5
+      - uses: actions/setup-node@v6
         with:
           node-version: 18
           # This creates an .npmrc that reads the NODE_AUTH_TOKEN environment variable