chore(deps): bump actions/setup-node from 6 to 7

Bumps [actions/setup-node](https://github.com/actions/setup-node) from 6 to 7.
- [Release notes](https://github.com/actions/setup-node/releases)
- [Commits](https://github.com/actions/setup-node/compare/v6...v7)

---
updated-dependencies:
- dependency-name: actions/setup-node
  dependency-version: '7'
  dependency-type: direct:production
  update-type: version-update:semver-major
...

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

.github/workflows/release.yml

@@ -57,7 +57,7 @@ jobs:
       # at compile time. internal/web/dist/ is .gitignored, so on a fresh CI
       # checkout it doesn't exist until vite emits it.
       - name: Setup Node.js
-        uses: actions/setup-node@v6
+        uses: actions/setup-node@v7
         with:
           node-version-file: .nvmrc
           cache: 'npm'
@@ -220,7 +220,7 @@ jobs:
       # Linux job above. This step is identical except npm runs on the
       # Windows runner here.
       - name: Setup Node.js
-        uses: actions/setup-node@v6
+        uses: actions/setup-node@v7
         with:
           node-version-file: .nvmrc
           cache: 'npm'