build(deps): bump actions/setup-node from 3.6.0 to 3.8.1

Bumps [actions/setup-node](https://github.com/actions/setup-node) from 3.6.0 to 3.8.1.
- [Release notes](https://github.com/actions/setup-node/releases)
- [Commits](actions/setup-node@v3.6.0...5e21ff4)

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

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

.github/workflows/pr-ci.yml

@@ -16,7 +16,7 @@ jobs:
         uses: actions/checkout@c85c95e3d7251135ab7dc9ce3241c5835cc595a9
 
       - name: Use Node.js current version
-        uses: actions/setup-node@64ed1c7eab4cce3362f8c340dee64e5eaeef8f7c
+        uses: actions/setup-node@5e21ff4d9bc1a8cf6de233a3057d20ec6b3fb69d
         with:
           node-version: current