Bump actions/setup-node from 2.4.1 to 2.5.0 (#431)

Bumps [actions/setup-node](https://github.com/actions/setup-node) from 2.4.1 to 2.5.0.
- [Release notes](https://github.com/actions/setup-node/releases)
- [Commits](actions/setup-node@v2.4.1...v2.5.0)

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

Signed-off-by: dependabot[bot] <[email protected]>

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

Author: dependabot[bot]

.github/workflows/ci.yml

@@ -353,7 +353,7 @@ jobs:
       with:
         jvm: 11
     - run: ./mill -i ci.setShouldPublish
-    - uses: actions/setup-node@v2.4.1
+    - uses: actions/setup-node@v2.5.0
       if: env.SHOULD_PUBLISH == 'true'
       with:
         node-version: '12.x'
@@ -378,7 +378,7 @@ jobs:
     - uses: coursier/[email protected]
       with:
         jvm: 11
-    - uses: actions/setup-node@v2.4.1
+    - uses: actions/setup-node@v2.5.0
       with:
         node-version: '12.x'
     - run: .github/scripts/update-website.sh