Bump actions/setup-node from 2.5.0 to 2.5.1 (#118)

Bumps [actions/setup-node](https://github.com/actions/setup-node) from 2.5.0 to 2.5.1.
- [Release notes](https://github.com/actions/setup-node/releases)
- [Commits](actions/setup-node@v2.5.0...v2.5.1)

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

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

Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

.github/workflows/build-test.yml

@@ -20,7 +20,7 @@ jobs:
     - uses: actions/checkout@v2.4.0
       with:
         submodules: true
-    - uses: actions/setup-node@v2.5.0
+    - uses: actions/setup-node@v2.5.1
       with:
         node-version: '12.x'
       # How to consume GitHub packages, from this message (!): https://github.community/t/download-from-github-package-registry-without-authentication/14407/35